Home / 18,565,534.10-27,848,301.15-4,920,786.43

Finding the Fourth Proportional to 18,565,534.10, 27,848,301.15 and 4,920,786.43

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Solution

The fourth proportional to 18,565,534.10, 27,848,301.15 and 4,920,786.43 is: 7,381,179.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,565,534.10 : 27,848,301.15 = 4,920,786.43 : x
  2. Step 2: Convert to fraction form
    18,565,534.10/27,848,301.15 = 4,920,786.43/x
  3. Step 3: Cross multiply
    18,565,534.10x = 27,848,301.15 × 4,920,786.43
  4. Step 4: Simplify right side
    18,565,534.10x = 137,035,542,397,473.38
  5. Step 5: Solve for x
    x = 137,035,542,397,473.38/18,565,534.10
  6. Step 6: Final answer
    x = 7,381,179.65

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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.