Home / 48,646,652.28-72,971,844.66-21,720,541.56

Finding the Fourth Proportional to 48,646,652.28, 72,971,844.66 and 21,720,541.56

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Solution

The fourth proportional to 48,646,652.28, 72,971,844.66 and 21,720,541.56 is: 32,581,645.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,646,652.28 : 72,971,844.66 = 21,720,541.56 : x
  2. Step 2: Convert to fraction form
    48,646,652.28/72,971,844.66 = 21,720,541.56/x
  3. Step 3: Cross multiply
    48,646,652.28x = 72,971,844.66 × 21,720,541.56
  4. Step 4: Simplify right side
    48,646,652.28x = 1,584,987,984,647,394
  5. Step 5: Solve for x
    x = 1,584,987,984,647,394/48,646,652.28
  6. Step 6: Final answer
    x = 32,581,645.61

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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.