Home / 82,215,554.64-113,449,197.96-45,539,273.04

Finding the Fourth Proportional to 82,215,554.64, 113,449,197.96 and 45,539,273.04

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Solution

The fourth proportional to 82,215,554.64, 113,449,197.96 and 45,539,273.04 is: 62,839,617.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,215,554.64 : 113,449,197.96 = 45,539,273.04 : x
  2. Step 2: Convert to fraction form
    82,215,554.64/113,449,197.96 = 45,539,273.04/x
  3. Step 3: Cross multiply
    82,215,554.64x = 113,449,197.96 × 45,539,273.04
  4. Step 4: Simplify right side
    82,215,554.64x = 5,166,394,002,069,451
  5. Step 5: Solve for x
    x = 5,166,394,002,069,451/82,215,554.64
  6. Step 6: Final answer
    x = 62,839,617.45

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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.