Home / 31,414,957.60-47,122,436.40-17,754,080.80

Finding the Fourth Proportional to 31,414,957.60, 47,122,436.40 and 17,754,080.80

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Solution

The fourth proportional to 31,414,957.60, 47,122,436.40 and 17,754,080.80 is: 26,631,121.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,414,957.60 : 47,122,436.40 = 17,754,080.80 : x
  2. Step 2: Convert to fraction form
    31,414,957.60/47,122,436.40 = 17,754,080.80/x
  3. Step 3: Cross multiply
    31,414,957.60x = 47,122,436.40 × 17,754,080.80
  4. Step 4: Simplify right side
    31,414,957.60x = 836,615,543,338,461.12
  5. Step 5: Solve for x
    x = 836,615,543,338,461.12/31,414,957.60
  6. Step 6: Final answer
    x = 26,631,121.20

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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.