Home / 7,275,532.20-10,906,299.90-5,655,402.60

Finding the Fourth Proportional to 7,275,532.20, 10,906,299.90 and 5,655,402.60

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Solution

The fourth proportional to 7,275,532.20, 10,906,299.90 and 5,655,402.60 is: 8,477,663.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,275,532.20 : 10,906,299.90 = 5,655,402.60 : x
  2. Step 2: Convert to fraction form
    7,275,532.20/10,906,299.90 = 5,655,402.60/x
  3. Step 3: Cross multiply
    7,275,532.20x = 10,906,299.90 × 5,655,402.60
  4. Step 4: Simplify right side
    7,275,532.20x = 61,679,516,810,839.73
  5. Step 5: Solve for x
    x = 61,679,516,810,839.73/7,275,532.20
  6. Step 6: Final answer
    x = 8,477,663.92

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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.