Home / 40,199,648.28-60,275,146.92-18,037,728.20

Finding the Fourth Proportional to 40,199,648.28, 60,275,146.92 and 18,037,728.20

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Solution

The fourth proportional to 40,199,648.28, 60,275,146.92 and 18,037,728.20 is: 27,045,677.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,199,648.28 : 60,275,146.92 = 18,037,728.20 : x
  2. Step 2: Convert to fraction form
    40,199,648.28/60,275,146.92 = 18,037,728.20/x
  3. Step 3: Cross multiply
    40,199,648.28x = 60,275,146.92 × 18,037,728.20
  4. Step 4: Simplify right side
    40,199,648.28x = 1,087,226,717,358,027.12
  5. Step 5: Solve for x
    x = 1,087,226,717,358,027.12/40,199,648.28
  6. Step 6: Final answer
    x = 27,045,677.36

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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.