Home / 9,965,387.52-13,752,235.04-5,381,708.96

Finding the Fourth Proportional to 9,965,387.52, 13,752,235.04 and 5,381,708.96

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Solution

The fourth proportional to 9,965,387.52, 13,752,235.04 and 5,381,708.96 is: 7,426,758.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,965,387.52 : 13,752,235.04 = 5,381,708.96 : x
  2. Step 2: Convert to fraction form
    9,965,387.52/13,752,235.04 = 5,381,708.96/x
  3. Step 3: Cross multiply
    9,965,387.52x = 13,752,235.04 × 5,381,708.96
  4. Step 4: Simplify right side
    9,965,387.52x = 74,010,526,534,793.95
  5. Step 5: Solve for x
    x = 74,010,526,534,793.95/9,965,387.52
  6. Step 6: Final answer
    x = 7,426,758.51

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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.