Home / 40,321,883.10-60,444,117.45-13,381,671.90

Finding the Fourth Proportional to 40,321,883.10, 60,444,117.45 and 13,381,671.90

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Solution

The fourth proportional to 40,321,883.10, 60,444,117.45 and 13,381,671.90 is: 20,059,662.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,321,883.10 : 60,444,117.45 = 13,381,671.90 : x
  2. Step 2: Convert to fraction form
    40,321,883.10/60,444,117.45 = 13,381,671.90/x
  3. Step 3: Cross multiply
    40,321,883.10x = 60,444,117.45 × 13,381,671.90
  4. Step 4: Simplify right side
    40,321,883.10x = 808,843,348,000,964.75
  5. Step 5: Solve for x
    x = 808,843,348,000,964.75/40,321,883.10
  6. Step 6: Final answer
    x = 20,059,662.04

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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.