Home / 60,672,067.70-91,008,101.55-39,172,982.90

Finding the Fourth Proportional to 60,672,067.70, 91,008,101.55 and 39,172,982.90

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Solution

The fourth proportional to 60,672,067.70, 91,008,101.55 and 39,172,982.90 is: 58,759,474.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,672,067.70 : 91,008,101.55 = 39,172,982.90 : x
  2. Step 2: Convert to fraction form
    60,672,067.70/91,008,101.55 = 39,172,982.90/x
  3. Step 3: Cross multiply
    60,672,067.70x = 91,008,101.55 × 39,172,982.90
  4. Step 4: Simplify right side
    60,672,067.70x = 3,565,058,805,779,613
  5. Step 5: Solve for x
    x = 3,565,058,805,779,613/60,672,067.70
  6. Step 6: Final answer
    x = 58,759,474.35

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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.