Home / 39,717,715.14-54,815,972.13-22,315,407.30

Finding the Fourth Proportional to 39,717,715.14, 54,815,972.13 and 22,315,407.30

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Solution

The fourth proportional to 39,717,715.14, 54,815,972.13 and 22,315,407.30 is: 30,798,366.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,717,715.14 : 54,815,972.13 = 22,315,407.30 : x
  2. Step 2: Convert to fraction form
    39,717,715.14/54,815,972.13 = 22,315,407.30/x
  3. Step 3: Cross multiply
    39,717,715.14x = 54,815,972.13 × 22,315,407.30
  4. Step 4: Simplify right side
    39,717,715.14x = 1,223,240,744,626,398.75
  5. Step 5: Solve for x
    x = 1,223,240,744,626,398.75/39,717,715.14
  6. Step 6: Final answer
    x = 30,798,366.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.