Home / 11,123,854.20-16,685,781.30-4,732,500.60

Finding the Fourth Proportional to 11,123,854.20, 16,685,781.30 and 4,732,500.60

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Solution

The fourth proportional to 11,123,854.20, 16,685,781.30 and 4,732,500.60 is: 7,098,750.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,123,854.20 : 16,685,781.30 = 4,732,500.60 : x
  2. Step 2: Convert to fraction form
    11,123,854.20/16,685,781.30 = 4,732,500.60/x
  3. Step 3: Cross multiply
    11,123,854.20x = 16,685,781.30 × 4,732,500.60
  4. Step 4: Simplify right side
    11,123,854.20x = 78,965,470,013,718.78
  5. Step 5: Solve for x
    x = 78,965,470,013,718.78/11,123,854.20
  6. Step 6: Final answer
    x = 7,098,750.90

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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.