Home / 16,390,149.60-24,599,221.20-7,306,226.40

Finding the Fourth Proportional to 16,390,149.60, 24,599,221.20 and 7,306,226.40

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Solution

The fourth proportional to 16,390,149.60, 24,599,221.20 and 7,306,226.40 is: 10,965,578.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,390,149.60 : 24,599,221.20 = 7,306,226.40 : x
  2. Step 2: Convert to fraction form
    16,390,149.60/24,599,221.20 = 7,306,226.40/x
  3. Step 3: Cross multiply
    16,390,149.60x = 24,599,221.20 × 7,306,226.40
  4. Step 4: Simplify right side
    16,390,149.60x = 179,727,479,350,879.69
  5. Step 5: Solve for x
    x = 179,727,479,350,879.69/16,390,149.60
  6. Step 6: Final answer
    x = 10,965,578.94

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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.