Home / 55,207,453.20-82,826,089.20-16,867,921.92

Finding the Fourth Proportional to 55,207,453.20, 82,826,089.20 and 16,867,921.92

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Solution

The fourth proportional to 55,207,453.20, 82,826,089.20 and 16,867,921.92 is: 25,306,438.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,207,453.20 : 82,826,089.20 = 16,867,921.92 : x
  2. Step 2: Convert to fraction form
    55,207,453.20/82,826,089.20 = 16,867,921.92/x
  3. Step 3: Cross multiply
    55,207,453.20x = 82,826,089.20 × 16,867,921.92
  4. Step 4: Simplify right side
    55,207,453.20x = 1,397,104,005,564,555.50
  5. Step 5: Solve for x
    x = 1,397,104,005,564,555.50/55,207,453.20
  6. Step 6: Final answer
    x = 25,306,438.25

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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.