Home / 20,727,251.56-28,588,796.58-17,969,006.92

Finding the Fourth Proportional to 20,727,251.56, 28,588,796.58 and 17,969,006.92

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Solution

The fourth proportional to 20,727,251.56, 28,588,796.58 and 17,969,006.92 is: 24,784,389.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,727,251.56 : 28,588,796.58 = 17,969,006.92 : x
  2. Step 2: Convert to fraction form
    20,727,251.56/28,588,796.58 = 17,969,006.92/x
  3. Step 3: Cross multiply
    20,727,251.56x = 28,588,796.58 × 17,969,006.92
  4. Step 4: Simplify right side
    20,727,251.56x = 513,712,283,580,492.38
  5. Step 5: Solve for x
    x = 513,712,283,580,492.38/20,727,251.56
  6. Step 6: Final answer
    x = 24,784,389.87

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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.