Home / 38,640,003.40-57,960,005.10-34,791,401.80

Finding the Fourth Proportional to 38,640,003.40, 57,960,005.10 and 34,791,401.80

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Solution

The fourth proportional to 38,640,003.40, 57,960,005.10 and 34,791,401.80 is: 52,187,102.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,640,003.40 : 57,960,005.10 = 34,791,401.80 : x
  2. Step 2: Convert to fraction form
    38,640,003.40/57,960,005.10 = 34,791,401.80/x
  3. Step 3: Cross multiply
    38,640,003.40x = 57,960,005.10 × 34,791,401.80
  4. Step 4: Simplify right side
    38,640,003.40x = 2,016,509,825,764,149
  5. Step 5: Solve for x
    x = 2,016,509,825,764,149/38,640,003.40
  6. Step 6: Final answer
    x = 52,187,102.70

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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.