Home / 66,827,422.10-100,241,213.11-18,305,694.23

Finding the Fourth Proportional to 66,827,422.10, 100,241,213.11 and 18,305,694.23

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Solution

The fourth proportional to 66,827,422.10, 100,241,213.11 and 18,305,694.23 is: 27,458,563.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,827,422.10 : 100,241,213.11 = 18,305,694.23 : x
  2. Step 2: Convert to fraction form
    66,827,422.10/100,241,213.11 = 18,305,694.23/x
  3. Step 3: Cross multiply
    66,827,422.10x = 100,241,213.11 × 18,305,694.23
  4. Step 4: Simplify right side
    66,827,422.10x = 1,834,984,995,888,957.25
  5. Step 5: Solve for x
    x = 1,834,984,995,888,957.25/66,827,422.10
  6. Step 6: Final answer
    x = 27,458,563.24

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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.