Home / 16,815,098.72-25,226,190.48-5,454,660.32

Finding the Fourth Proportional to 16,815,098.72, 25,226,190.48 and 5,454,660.32

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Solution

The fourth proportional to 16,815,098.72, 25,226,190.48 and 5,454,660.32 is: 8,183,139.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,815,098.72 : 25,226,190.48 = 5,454,660.32 : x
  2. Step 2: Convert to fraction form
    16,815,098.72/25,226,190.48 = 5,454,660.32/x
  3. Step 3: Cross multiply
    16,815,098.72x = 25,226,190.48 × 5,454,660.32
  4. Step 4: Simplify right side
    16,815,098.72x = 137,600,300,236,017.77
  5. Step 5: Solve for x
    x = 137,600,300,236,017.77/16,815,098.72
  6. Step 6: Final answer
    x = 8,183,139.60

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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.