Home / 8,749,651.70-13,124,477.55-8,217,773.30

Finding the Fourth Proportional to 8,749,651.70, 13,124,477.55 and 8,217,773.30

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Solution

The fourth proportional to 8,749,651.70, 13,124,477.55 and 8,217,773.30 is: 12,326,659.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749,651.70 : 13,124,477.55 = 8,217,773.30 : x
  2. Step 2: Convert to fraction form
    8,749,651.70/13,124,477.55 = 8,217,773.30/x
  3. Step 3: Cross multiply
    8,749,651.70x = 13,124,477.55 × 8,217,773.30
  4. Step 4: Simplify right side
    8,749,651.70x = 107,853,981,186,839.42
  5. Step 5: Solve for x
    x = 107,853,981,186,839.42/8,749,651.70
  6. Step 6: Final answer
    x = 12,326,659.95

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Similar ratio
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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.