Home / 16,815,099.72-25,226,191.98-5,454,661.32

Finding the Fourth Proportional to 16,815,099.72, 25,226,191.98 and 5,454,661.32

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Solution

The fourth proportional to 16,815,099.72, 25,226,191.98 and 5,454,661.32 is: 8,183,141.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,815,099.72 : 25,226,191.98 = 5,454,661.32 : x
  2. Step 2: Convert to fraction form
    16,815,099.72/25,226,191.98 = 5,454,661.32/x
  3. Step 3: Cross multiply
    16,815,099.72x = 25,226,191.98 × 5,454,661.32
  4. Step 4: Simplify right side
    16,815,099.72x = 137,600,333,644,200.22
  5. Step 5: Solve for x
    x = 137,600,333,644,200.22/16,815,099.72
  6. Step 6: Final answer
    x = 8,183,141.10

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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.