Home / 38,986,241.92-58,483,279.68-13,423,868.80

Finding the Fourth Proportional to 38,986,241.92, 58,483,279.68 and 13,423,868.80

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Solution

The fourth proportional to 38,986,241.92, 58,483,279.68 and 13,423,868.80 is: 20,137,151.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,986,241.92 : 58,483,279.68 = 13,423,868.80 : x
  2. Step 2: Convert to fraction form
    38,986,241.92/58,483,279.68 = 13,423,868.80/x
  3. Step 3: Cross multiply
    38,986,241.92x = 58,483,279.68 × 13,423,868.80
  4. Step 4: Simplify right side
    38,986,241.92x = 785,071,873,418,026
  5. Step 5: Solve for x
    x = 785,071,873,418,026/38,986,241.92
  6. Step 6: Final answer
    x = 20,137,151.85

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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.