Home / 16,321,545.56-22,523,732.47-8,979,220.78

Finding the Fourth Proportional to 16,321,545.56, 22,523,732.47 and 8,979,220.78

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Solution

The fourth proportional to 16,321,545.56, 22,523,732.47 and 8,979,220.78 is: 12,391,324.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,321,545.56 : 22,523,732.47 = 8,979,220.78 : x
  2. Step 2: Convert to fraction form
    16,321,545.56/22,523,732.47 = 8,979,220.78/x
  3. Step 3: Cross multiply
    16,321,545.56x = 22,523,732.47 × 8,979,220.78
  4. Step 4: Simplify right side
    16,321,545.56x = 202,245,566,592,699.44
  5. Step 5: Solve for x
    x = 202,245,566,592,699.44/16,321,545.56
  6. Step 6: Final answer
    x = 12,391,324.45

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.