Home / 31,941,708.30-47,912,562.45-22,871,781.90

Finding the Fourth Proportional to 31,941,708.30, 47,912,562.45 and 22,871,781.90

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Solution

The fourth proportional to 31,941,708.30, 47,912,562.45 and 22,871,781.90 is: 34,307,672.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,941,708.30 : 47,912,562.45 = 22,871,781.90 : x
  2. Step 2: Convert to fraction form
    31,941,708.30/47,912,562.45 = 22,871,781.90/x
  3. Step 3: Cross multiply
    31,941,708.30x = 47,912,562.45 × 22,871,781.90
  4. Step 4: Simplify right side
    31,941,708.30x = 1,095,845,678,626,529.62
  5. Step 5: Solve for x
    x = 1,095,845,678,626,529.62/31,941,708.30
  6. Step 6: Final answer
    x = 34,307,672.85

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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.