Home / 40,012,089.34-55,215,963.52-22,608,060.90

Finding the Fourth Proportional to 40,012,089.34, 55,215,963.52 and 22,608,060.90

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Solution

The fourth proportional to 40,012,089.34, 55,215,963.52 and 22,608,060.90 is: 31,198,717.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,012,089.34 : 55,215,963.52 = 22,608,060.90 : x
  2. Step 2: Convert to fraction form
    40,012,089.34/55,215,963.52 = 22,608,060.90/x
  3. Step 3: Cross multiply
    40,012,089.34x = 55,215,963.52 × 22,608,060.90
  4. Step 4: Simplify right side
    40,012,089.34x = 1,248,325,865,523,218.25
  5. Step 5: Solve for x
    x = 1,248,325,865,523,218.25/40,012,089.34
  6. Step 6: Final answer
    x = 31,198,717.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.