Home / 10,753,046.40-16,129,569.60-9,757,718.40

Finding the Fourth Proportional to 10,753,046.40, 16,129,569.60 and 9,757,718.40

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Solution

The fourth proportional to 10,753,046.40, 16,129,569.60 and 9,757,718.40 is: 14,636,577.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,753,046.40 : 16,129,569.60 = 9,757,718.40 : x
  2. Step 2: Convert to fraction form
    10,753,046.40/16,129,569.60 = 9,757,718.40/x
  3. Step 3: Cross multiply
    10,753,046.40x = 16,129,569.60 × 9,757,718.40
  4. Step 4: Simplify right side
    10,753,046.40x = 157,387,798,070,000.66
  5. Step 5: Solve for x
    x = 157,387,798,070,000.66/10,753,046.40
  6. Step 6: Final answer
    x = 14,636,577.60

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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.