Home / 12,310,184.22-18,465,251.52-11,561,070.42

Finding the Fourth Proportional to 12,310,184.22, 18,465,251.52 and 11,561,070.42

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Solution

The fourth proportional to 12,310,184.22, 18,465,251.52 and 11,561,070.42 is: 17,341,582.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,310,184.22 : 18,465,251.52 = 11,561,070.42 : x
  2. Step 2: Convert to fraction form
    12,310,184.22/18,465,251.52 = 11,561,070.42/x
  3. Step 3: Cross multiply
    12,310,184.22x = 18,465,251.52 × 11,561,070.42
  4. Step 4: Simplify right side
    12,310,184.22x = 213,478,073,145,732.03
  5. Step 5: Solve for x
    x = 213,478,073,145,732.03/12,310,184.22
  6. Step 6: Final answer
    x = 17,341,582.33

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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.