Home / 20,593,414.22-28,419,126.01-11,301,586.12

Finding the Fourth Proportional to 20,593,414.22, 28,419,126.01 and 11,301,586.12

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Solution

The fourth proportional to 20,593,414.22, 28,419,126.01 and 11,301,586.12 is: 15,596,306.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,593,414.22 : 28,419,126.01 = 11,301,586.12 : x
  2. Step 2: Convert to fraction form
    20,593,414.22/28,419,126.01 = 11,301,586.12/x
  3. Step 3: Cross multiply
    20,593,414.22x = 28,419,126.01 × 11,301,586.12
  4. Step 4: Simplify right side
    20,593,414.22x = 321,181,199,975,607.12
  5. Step 5: Solve for x
    x = 321,181,199,975,607.12/20,593,414.22
  6. Step 6: Final answer
    x = 15,596,306.49

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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.