Home / 45,759,343.38-68,638,581.15-11,680,218.90

Finding the Fourth Proportional to 45,759,343.38, 68,638,581.15 and 11,680,218.90

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Solution

The fourth proportional to 45,759,343.38, 68,638,581.15 and 11,680,218.90 is: 17,520,217.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,759,343.38 : 68,638,581.15 = 11,680,218.90 : x
  2. Step 2: Convert to fraction form
    45,759,343.38/68,638,581.15 = 11,680,218.90/x
  3. Step 3: Cross multiply
    45,759,343.38x = 68,638,581.15 × 11,680,218.90
  4. Step 4: Simplify right side
    45,759,343.38x = 801,713,652,817,413.88
  5. Step 5: Solve for x
    x = 801,713,652,817,413.88/45,759,343.38
  6. Step 6: Final answer
    x = 17,520,217.59

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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.