Home / 7,000,897.60-10,501,346.40-5,321,281.60

Finding the Fourth Proportional to 7,000,897.60, 10,501,346.40 and 5,321,281.60

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Solution

The fourth proportional to 7,000,897.60, 10,501,346.40 and 5,321,281.60 is: 7,981,922.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000,897.60 : 10,501,346.40 = 5,321,281.60 : x
  2. Step 2: Convert to fraction form
    7,000,897.60/10,501,346.40 = 5,321,281.60/x
  3. Step 3: Cross multiply
    7,000,897.60x = 10,501,346.40 × 5,321,281.60
  4. Step 4: Simplify right side
    7,000,897.60x = 55,880,621,373,546.23
  5. Step 5: Solve for x
    x = 55,880,621,373,546.23/7,000,897.60
  6. Step 6: Final answer
    x = 7,981,922.40

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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.