Home / 16,332,890.80-24,498,155.22-7,810,939.12

Finding the Fourth Proportional to 16,332,890.80, 24,498,155.22 and 7,810,939.12

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Solution

The fourth proportional to 16,332,890.80, 24,498,155.22 and 7,810,939.12 is: 11,715,843.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,332,890.80 : 24,498,155.22 = 7,810,939.12 : x
  2. Step 2: Convert to fraction form
    16,332,890.80/24,498,155.22 = 7,810,939.12/x
  3. Step 3: Cross multiply
    16,332,890.80x = 24,498,155.22 × 7,810,939.12
  4. Step 4: Simplify right side
    16,332,890.80x = 191,353,598,975,730.19
  5. Step 5: Solve for x
    x = 191,353,598,975,730.19/16,332,890.80
  6. Step 6: Final answer
    x = 11,715,843.90

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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.