Home / 20,959,737.40-28,924,141.14-11,792,358.28

Finding the Fourth Proportional to 20,959,737.40, 28,924,141.14 and 11,792,358.28

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Solution

The fourth proportional to 20,959,737.40, 28,924,141.14 and 11,792,358.28 is: 16,273,287.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,959,737.40 : 28,924,141.14 = 11,792,358.28 : x
  2. Step 2: Convert to fraction form
    20,959,737.40/28,924,141.14 = 11,792,358.28/x
  3. Step 3: Cross multiply
    20,959,737.40x = 28,924,141.14 × 11,792,358.28
  4. Step 4: Simplify right side
    20,959,737.40x = 341,083,835,264,167.62
  5. Step 5: Solve for x
    x = 341,083,835,264,167.62/20,959,737.40
  6. Step 6: Final answer
    x = 16,273,287.63

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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.