Home / 22,500,891.73-31,051,231.64-12,187,614.84

Finding the Fourth Proportional to 22,500,891.73, 31,051,231.64 and 12,187,614.84

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Solution

The fourth proportional to 22,500,891.73, 31,051,231.64 and 12,187,614.84 is: 16,818,909.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,500,891.73 : 31,051,231.64 = 12,187,614.84 : x
  2. Step 2: Convert to fraction form
    22,500,891.73/31,051,231.64 = 12,187,614.84/x
  3. Step 3: Cross multiply
    22,500,891.73x = 31,051,231.64 × 12,187,614.84
  4. Step 4: Simplify right side
    22,500,891.73x = 378,440,451,535,941.56
  5. Step 5: Solve for x
    x = 378,440,451,535,941.56/22,500,891.73
  6. Step 6: Final answer
    x = 16,818,909.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.