Home / 16,770,311.66-23,142,890.98-9,428,177.53

Finding the Fourth Proportional to 16,770,311.66, 23,142,890.98 and 9,428,177.53

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Solution

The fourth proportional to 16,770,311.66, 23,142,890.98 and 9,428,177.53 is: 13,010,806.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,770,311.66 : 23,142,890.98 = 9,428,177.53 : x
  2. Step 2: Convert to fraction form
    16,770,311.66/23,142,890.98 = 9,428,177.53/x
  3. Step 3: Cross multiply
    16,770,311.66x = 23,142,890.98 × 9,428,177.53
  4. Step 4: Simplify right side
    16,770,311.66x = 218,195,284,716,875.66
  5. Step 5: Solve for x
    x = 218,195,284,716,875.66/16,770,311.66
  6. Step 6: Final answer
    x = 13,010,806.78

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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.