Home / 10,918,512.96-16,377,178.68-3,345,500.64

Finding the Fourth Proportional to 10,918,512.96, 16,377,178.68 and 3,345,500.64

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Solution

The fourth proportional to 10,918,512.96, 16,377,178.68 and 3,345,500.64 is: 5,018,069.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,918,512.96 : 16,377,178.68 = 3,345,500.64 : x
  2. Step 2: Convert to fraction form
    10,918,512.96/16,377,178.68 = 3,345,500.64/x
  3. Step 3: Cross multiply
    10,918,512.96x = 16,377,178.68 × 3,345,500.64
  4. Step 4: Simplify right side
    10,918,512.96x = 54,789,861,755,334.36
  5. Step 5: Solve for x
    x = 54,789,861,755,334.36/10,918,512.96
  6. Step 6: Final answer
    x = 5,018,069.95

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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.