Home / 16,801,473.92-25,215,663.36-8,716,766.72

Finding the Fourth Proportional to 16,801,473.92, 25,215,663.36 and 8,716,766.72

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Solution

The fourth proportional to 16,801,473.92, 25,215,663.36 and 8,716,766.72 is: 13,082,129.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,801,473.92 : 25,215,663.36 = 8,716,766.72 : x
  2. Step 2: Convert to fraction form
    16,801,473.92/25,215,663.36 = 8,716,766.72/x
  3. Step 3: Cross multiply
    16,801,473.92x = 25,215,663.36 × 8,716,766.72
  4. Step 4: Simplify right side
    16,801,473.92x = 219,799,055,199,171.41
  5. Step 5: Solve for x
    x = 219,799,055,199,171.41/16,801,473.92
  6. Step 6: Final answer
    x = 13,082,129.36

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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.