Home / 48,483,255.28-72,737,065-13,939,721.20

Finding the Fourth Proportional to 48,483,255.28, 72,737,065 and 13,939,721.20

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Solution

The fourth proportional to 48,483,255.28, 72,737,065 and 13,939,721.20 is: 20,913,084.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,483,255.28 : 72,737,065 = 13,939,721.20 : x
  2. Step 2: Convert to fraction form
    48,483,255.28/72,737,065 = 13,939,721.20/x
  3. Step 3: Cross multiply
    48,483,255.28x = 72,737,065 × 13,939,721.20
  4. Step 4: Simplify right side
    48,483,255.28x = 1,013,934,407,006,278
  5. Step 5: Solve for x
    x = 1,013,934,407,006,278/48,483,255.28
  6. Step 6: Final answer
    x = 20,913,084.35

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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.