Home / 41,304,190.80-61,956,286.20-19,780,830.30

Finding the Fourth Proportional to 41,304,190.80, 61,956,286.20 and 19,780,830.30

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Solution

The fourth proportional to 41,304,190.80, 61,956,286.20 and 19,780,830.30 is: 29,671,245.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,304,190.80 : 61,956,286.20 = 19,780,830.30 : x
  2. Step 2: Convert to fraction form
    41,304,190.80/61,956,286.20 = 19,780,830.30/x
  3. Step 3: Cross multiply
    41,304,190.80x = 61,956,286.20 × 19,780,830.30
  4. Step 4: Simplify right side
    41,304,190.80x = 1,225,546,783,340,432
  5. Step 5: Solve for x
    x = 1,225,546,783,340,432/41,304,190.80
  6. Step 6: Final answer
    x = 29,671,245.45

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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.