Home / 85,847,048.40-128,771,351.04-24,436,182.97

Finding the Fourth Proportional to 85,847,048.40, 128,771,351.04 and 24,436,182.97

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Solution

The fourth proportional to 85,847,048.40, 128,771,351.04 and 24,436,182.97 is: 36,654,496.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,847,048.40 : 128,771,351.04 = 24,436,182.97 : x
  2. Step 2: Convert to fraction form
    85,847,048.40/128,771,351.04 = 24,436,182.97/x
  3. Step 3: Cross multiply
    85,847,048.40x = 128,771,351.04 × 24,436,182.97
  4. Step 4: Simplify right side
    85,847,048.40x = 3,146,680,295,491,474
  5. Step 5: Solve for x
    x = 3,146,680,295,491,474/85,847,048.40
  6. Step 6: Final answer
    x = 36,654,496.04

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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.