Home / 36,251,928.30-54,377,892.45-21,919,205.10

Finding the Fourth Proportional to 36,251,928.30, 54,377,892.45 and 21,919,205.10

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Solution

The fourth proportional to 36,251,928.30, 54,377,892.45 and 21,919,205.10 is: 32,878,807.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,251,928.30 : 54,377,892.45 = 21,919,205.10 : x
  2. Step 2: Convert to fraction form
    36,251,928.30/54,377,892.45 = 21,919,205.10/x
  3. Step 3: Cross multiply
    36,251,928.30x = 54,377,892.45 × 21,919,205.10
  4. Step 4: Simplify right side
    36,251,928.30x = 1,191,920,177,517,291.75
  5. Step 5: Solve for x
    x = 1,191,920,177,517,291.75/36,251,928.30
  6. Step 6: Final answer
    x = 32,878,807.65

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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.