Home / 38,532,139.80-57,798,209.70-15,829,330.20

Finding the Fourth Proportional to 38,532,139.80, 57,798,209.70 and 15,829,330.20

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Solution

The fourth proportional to 38,532,139.80, 57,798,209.70 and 15,829,330.20 is: 23,743,995.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,532,139.80 : 57,798,209.70 = 15,829,330.20 : x
  2. Step 2: Convert to fraction form
    38,532,139.80/57,798,209.70 = 15,829,330.20/x
  3. Step 3: Cross multiply
    38,532,139.80x = 57,798,209.70 × 15,829,330.20
  4. Step 4: Simplify right side
    38,532,139.80x = 914,906,946,310,143
  5. Step 5: Solve for x
    x = 914,906,946,310,143/38,532,139.80
  6. Step 6: Final answer
    x = 23,743,995.30

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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.