Home / 8,085,223.80-12,129,585.30-2,406,022.20

Finding the Fourth Proportional to 8,085,223.80, 12,129,585.30 and 2,406,022.20

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Solution

The fourth proportional to 8,085,223.80, 12,129,585.30 and 2,406,022.20 is: 3,609,553.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,223.80 : 12,129,585.30 = 2,406,022.20 : x
  2. Step 2: Convert to fraction form
    8,085,223.80/12,129,585.30 = 2,406,022.20/x
  3. Step 3: Cross multiply
    8,085,223.80x = 12,129,585.30 × 2,406,022.20
  4. Step 4: Simplify right side
    8,085,223.80x = 29,184,051,508,593.66
  5. Step 5: Solve for x
    x = 29,184,051,508,593.66/8,085,223.80
  6. Step 6: Final answer
    x = 3,609,553.95

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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.