Home / 10,916,230.60-16,342,853.10-9,782,489.80

Finding the Fourth Proportional to 10,916,230.60, 16,342,853.10 and 9,782,489.80

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Solution

The fourth proportional to 10,916,230.60, 16,342,853.10 and 9,782,489.80 is: 14,645,512.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,916,230.60 : 16,342,853.10 = 9,782,489.80 : x
  2. Step 2: Convert to fraction form
    10,916,230.60/16,342,853.10 = 9,782,489.80/x
  3. Step 3: Cross multiply
    10,916,230.60x = 16,342,853.10 × 9,782,489.80
  4. Step 4: Simplify right side
    10,916,230.60x = 159,873,793,753,648.38
  5. Step 5: Solve for x
    x = 159,873,793,753,648.38/10,916,230.60
  6. Step 6: Final answer
    x = 14,645,512.69

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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.