Home / 16,496,135.65-22,765,189.22-9,526,687.21

Finding the Fourth Proportional to 16,496,135.65, 22,765,189.22 and 9,526,687.21

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Solution

The fourth proportional to 16,496,135.65, 22,765,189.22 and 9,526,687.21 is: 13,147,129.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,496,135.65 : 22,765,189.22 = 9,526,687.21 : x
  2. Step 2: Convert to fraction form
    16,496,135.65/22,765,189.22 = 9,526,687.21/x
  3. Step 3: Cross multiply
    16,496,135.65x = 22,765,189.22 × 9,526,687.21
  4. Step 4: Simplify right side
    16,496,135.65x = 216,876,836,975,403.88
  5. Step 5: Solve for x
    x = 216,876,836,975,403.88/16,496,135.65
  6. Step 6: Final answer
    x = 13,147,129.82

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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.