Home / 66,958,635.88-92,391,914.28-39,452,824.36

Finding the Fourth Proportional to 66,958,635.88, 92,391,914.28 and 39,452,824.36

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Solution

The fourth proportional to 66,958,635.88, 92,391,914.28 and 39,452,824.36 is: 54,438,414.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,958,635.88 : 92,391,914.28 = 39,452,824.36 : x
  2. Step 2: Convert to fraction form
    66,958,635.88/92,391,914.28 = 39,452,824.36/x
  3. Step 3: Cross multiply
    66,958,635.88x = 92,391,914.28 × 39,452,824.36
  4. Step 4: Simplify right side
    66,958,635.88x = 3,645,121,966,373,016
  5. Step 5: Solve for x
    x = 3,645,121,966,373,016/66,958,635.88
  6. Step 6: Final answer
    x = 54,438,414.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.