Home / 10,516,938.49-15,777,150.87-3,691,740.79

Finding the Fourth Proportional to 10,516,938.49, 15,777,150.87 and 3,691,740.79

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Solution

The fourth proportional to 10,516,938.49, 15,777,150.87 and 3,691,740.79 is: 5,538,223.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,516,938.49 : 15,777,150.87 = 3,691,740.79 : x
  2. Step 2: Convert to fraction form
    10,516,938.49/15,777,150.87 = 3,691,740.79/x
  3. Step 3: Cross multiply
    10,516,938.49x = 15,777,150.87 × 3,691,740.79
  4. Step 4: Simplify right side
    10,516,938.49x = 58,245,151,337,877.23
  5. Step 5: Solve for x
    x = 58,245,151,337,877.23/10,516,938.49
  6. Step 6: Final answer
    x = 5,538,223.07

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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.