Home / 39,846,882.16-59,440,149.12-38,672,200.72

Finding the Fourth Proportional to 39,846,882.16, 59,440,149.12 and 38,672,200.72

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Solution

The fourth proportional to 39,846,882.16, 59,440,149.12 and 38,672,200.72 is: 57,687,860.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,846,882.16 : 59,440,149.12 = 38,672,200.72 : x
  2. Step 2: Convert to fraction form
    39,846,882.16/59,440,149.12 = 38,672,200.72/x
  3. Step 3: Cross multiply
    39,846,882.16x = 59,440,149.12 × 38,672,200.72
  4. Step 4: Simplify right side
    39,846,882.16x = 2,298,681,377,595,371
  5. Step 5: Solve for x
    x = 2,298,681,377,595,371/39,846,882.16
  6. Step 6: Final answer
    x = 57,687,860.45

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.