Home / 15,620,397.12-23,445,708.59-7,539,061.70

Finding the Fourth Proportional to 15,620,397.12, 23,445,708.59 and 7,539,061.70

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Solution

The fourth proportional to 15,620,397.12, 23,445,708.59 and 7,539,061.70 is: 11,315,886.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,620,397.12 : 23,445,708.59 = 7,539,061.70 : x
  2. Step 2: Convert to fraction form
    15,620,397.12/23,445,708.59 = 7,539,061.70/x
  3. Step 3: Cross multiply
    15,620,397.12x = 23,445,708.59 × 7,539,061.70
  4. Step 4: Simplify right side
    15,620,397.12x = 176,758,643,737,691.94
  5. Step 5: Solve for x
    x = 176,758,643,737,691.94/15,620,397.12
  6. Step 6: Final answer
    x = 11,315,886.68

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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.