Home / 7,244,712.90-10,867,069.35-5,118,948.90

Finding the Fourth Proportional to 7,244,712.90, 10,867,069.35 and 5,118,948.90

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Solution

The fourth proportional to 7,244,712.90, 10,867,069.35 and 5,118,948.90 is: 7,678,423.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244,712.90 : 10,867,069.35 = 5,118,948.90 : x
  2. Step 2: Convert to fraction form
    7,244,712.90/10,867,069.35 = 5,118,948.90/x
  3. Step 3: Cross multiply
    7,244,712.90x = 10,867,069.35 × 5,118,948.90
  4. Step 4: Simplify right side
    7,244,712.90x = 55,627,972,695,406.22
  5. Step 5: Solve for x
    x = 55,627,972,695,406.22/7,244,712.90
  6. Step 6: Final answer
    x = 7,678,423.35

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Double scale
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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.