Home / 66,051,025.20-99,041,108.40-27,669,175.20

Finding the Fourth Proportional to 66,051,025.20, 99,041,108.40 and 27,669,175.20

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Solution

The fourth proportional to 66,051,025.20, 99,041,108.40 and 27,669,175.20 is: 41,488,921.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,051,025.20 : 99,041,108.40 = 27,669,175.20 : x
  2. Step 2: Convert to fraction form
    66,051,025.20/99,041,108.40 = 27,669,175.20/x
  3. Step 3: Cross multiply
    66,051,025.20x = 99,041,108.40 × 27,669,175.20
  4. Step 4: Simplify right side
    66,051,025.20x = 2,740,385,780,321,792
  5. Step 5: Solve for x
    x = 2,740,385,780,321,792/66,051,025.20
  6. Step 6: Final answer
    x = 41,488,921.21

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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.