Home / 22,243,591.28-30,699,378.61-12,454,666.29

Finding the Fourth Proportional to 22,243,591.28, 30,699,378.61 and 12,454,666.29

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Solution

The fourth proportional to 22,243,591.28, 30,699,378.61 and 12,454,666.29 is: 17,189,243.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,243,591.28 : 30,699,378.61 = 12,454,666.29 : x
  2. Step 2: Convert to fraction form
    22,243,591.28/30,699,378.61 = 12,454,666.29/x
  3. Step 3: Cross multiply
    22,243,591.28x = 30,699,378.61 × 12,454,666.29
  4. Step 4: Simplify right side
    22,243,591.28x = 382,350,515,866,777.38
  5. Step 5: Solve for x
    x = 382,350,515,866,777.38/22,243,591.28
  6. Step 6: Final answer
    x = 17,189,243.90

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1.5x scale

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.