Home / 38,987,428.80-58,481,143.20-10,236,470.70

Finding the Fourth Proportional to 38,987,428.80, 58,481,143.20 and 10,236,470.70

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Solution

The fourth proportional to 38,987,428.80, 58,481,143.20 and 10,236,470.70 is: 15,354,706.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,987,428.80 : 58,481,143.20 = 10,236,470.70 : x
  2. Step 2: Convert to fraction form
    38,987,428.80/58,481,143.20 = 10,236,470.70/x
  3. Step 3: Cross multiply
    38,987,428.80x = 58,481,143.20 × 10,236,470.70
  4. Step 4: Simplify right side
    38,987,428.80x = 598,640,508,869,304.25
  5. Step 5: Solve for x
    x = 598,640,508,869,304.25/38,987,428.80
  6. Step 6: Final answer
    x = 15,354,706.05

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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.