Home / 10,531,057.20-15,796,585.80-9,335,314.95

Finding the Fourth Proportional to 10,531,057.20, 15,796,585.80 and 9,335,314.95

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Solution

The fourth proportional to 10,531,057.20, 15,796,585.80 and 9,335,314.95 is: 14,002,972.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,531,057.20 : 15,796,585.80 = 9,335,314.95 : x
  2. Step 2: Convert to fraction form
    10,531,057.20/15,796,585.80 = 9,335,314.95/x
  3. Step 3: Cross multiply
    10,531,057.20x = 15,796,585.80 × 9,335,314.95
  4. Step 4: Simplify right side
    10,531,057.20x = 147,466,103,577,697.72
  5. Step 5: Solve for x
    x = 147,466,103,577,697.72/10,531,057.20
  6. Step 6: Final answer
    x = 14,002,972.43

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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.