Home / 10,753,007.60-16,129,511.40-9,691,324.40

Finding the Fourth Proportional to 10,753,007.60, 16,129,511.40 and 9,691,324.40

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Solution

The fourth proportional to 10,753,007.60, 16,129,511.40 and 9,691,324.40 is: 14,536,986.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,753,007.60 : 16,129,511.40 = 9,691,324.40 : x
  2. Step 2: Convert to fraction form
    10,753,007.60/16,129,511.40 = 9,691,324.40/x
  3. Step 3: Cross multiply
    10,753,007.60x = 16,129,511.40 × 9,691,324.40
  4. Step 4: Simplify right side
    10,753,007.60x = 156,316,327,390,898.16
  5. Step 5: Solve for x
    x = 156,316,327,390,898.16/10,753,007.60
  6. Step 6: Final answer
    x = 14,536,986.60

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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.