Home / 22,500,890.73-31,051,230.26-12,187,613.84

Finding the Fourth Proportional to 22,500,890.73, 31,051,230.26 and 12,187,613.84

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Solution

The fourth proportional to 22,500,890.73, 31,051,230.26 and 12,187,613.84 is: 16,818,907.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,500,890.73 : 31,051,230.26 = 12,187,613.84 : x
  2. Step 2: Convert to fraction form
    22,500,890.73/31,051,230.26 = 12,187,613.84/x
  3. Step 3: Cross multiply
    22,500,890.73x = 31,051,230.26 × 12,187,613.84
  4. Step 4: Simplify right side
    22,500,890.73x = 378,440,403,449,608.56
  5. Step 5: Solve for x
    x = 378,440,403,449,608.56/22,500,890.73
  6. Step 6: Final answer
    x = 16,818,907.66

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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.