Home / 47,820,743.28-71,656,381.03-33,276,080.20

Finding the Fourth Proportional to 47,820,743.28, 71,656,381.03 and 33,276,080.20

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Solution

The fourth proportional to 47,820,743.28, 71,656,381.03 and 33,276,080.20 is: 49,862,116.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,820,743.28 : 71,656,381.03 = 33,276,080.20 : x
  2. Step 2: Convert to fraction form
    47,820,743.28/71,656,381.03 = 33,276,080.20/x
  3. Step 3: Cross multiply
    47,820,743.28x = 71,656,381.03 × 33,276,080.20
  4. Step 4: Simplify right side
    47,820,743.28x = 2,384,443,482,002,419
  5. Step 5: Solve for x
    x = 2,384,443,482,002,419/47,820,743.28
  6. Step 6: Final answer
    x = 49,862,116.69

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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.