Home / 57,267,042.62-85,914,013.98-18,928,552.63

Finding the Fourth Proportional to 57,267,042.62, 85,914,013.98 and 18,928,552.63

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Solution

The fourth proportional to 57,267,042.62, 85,914,013.98 and 18,928,552.63 is: 28,397,274.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,267,042.62 : 85,914,013.98 = 18,928,552.63 : x
  2. Step 2: Convert to fraction form
    57,267,042.62/85,914,013.98 = 18,928,552.63/x
  3. Step 3: Cross multiply
    57,267,042.62x = 85,914,013.98 × 18,928,552.63
  4. Step 4: Simplify right side
    57,267,042.62x = 1,626,227,935,274,985.75
  5. Step 5: Solve for x
    x = 1,626,227,935,274,985.75/57,267,042.62
  6. Step 6: Final answer
    x = 28,397,274.61

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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.