Home / 16,663,843.20-24,995,764.80-13,829,491.20

Finding the Fourth Proportional to 16,663,843.20, 24,995,764.80 and 13,829,491.20

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Solution

The fourth proportional to 16,663,843.20, 24,995,764.80 and 13,829,491.20 is: 20,744,236.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,663,843.20 : 24,995,764.80 = 13,829,491.20 : x
  2. Step 2: Convert to fraction form
    16,663,843.20/24,995,764.80 = 13,829,491.20/x
  3. Step 3: Cross multiply
    16,663,843.20x = 24,995,764.80 × 13,829,491.20
  4. Step 4: Simplify right side
    16,663,843.20x = 345,678,709,338,869.75
  5. Step 5: Solve for x
    x = 345,678,709,338,869.75/16,663,843.20
  6. Step 6: Final answer
    x = 20,744,236.80

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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.