Home / 7,244,890.40-10,867,335.60-5,119,126.40

Finding the Fourth Proportional to 7,244,890.40, 10,867,335.60 and 5,119,126.40

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Solution

The fourth proportional to 7,244,890.40, 10,867,335.60 and 5,119,126.40 is: 7,678,689.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244,890.40 : 10,867,335.60 = 5,119,126.40 : x
  2. Step 2: Convert to fraction form
    7,244,890.40/10,867,335.60 = 5,119,126.40/x
  3. Step 3: Cross multiply
    7,244,890.40x = 10,867,335.60 × 5,119,126.40
  4. Step 4: Simplify right side
    7,244,890.40x = 55,631,264,567,619.84
  5. Step 5: Solve for x
    x = 55,631,264,567,619.84/7,244,890.40
  6. Step 6: Final answer
    x = 7,678,689.60

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Half scale
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Double scale
Find fourth proportional to 7,244,891.40, 10,867,337.10 and 5,119,127.40
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.