Home / 29,304,049.60-43,956,074.40-20,234,123.20

Finding the Fourth Proportional to 29,304,049.60, 43,956,074.40 and 20,234,123.20

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Solution

The fourth proportional to 29,304,049.60, 43,956,074.40 and 20,234,123.20 is: 30,351,184.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,304,049.60 : 43,956,074.40 = 20,234,123.20 : x
  2. Step 2: Convert to fraction form
    29,304,049.60/43,956,074.40 = 20,234,123.20/x
  3. Step 3: Cross multiply
    29,304,049.60x = 43,956,074.40 × 20,234,123.20
  4. Step 4: Simplify right side
    29,304,049.60x = 889,412,624,797,966
  5. Step 5: Solve for x
    x = 889,412,624,797,966/29,304,049.60
  6. Step 6: Final answer
    x = 30,351,184.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.