Home / 65,957,885.36-98,890,469.88-29,052,260.72

Finding the Fourth Proportional to 65,957,885.36, 98,890,469.88 and 29,052,260.72

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Solution

The fourth proportional to 65,957,885.36, 98,890,469.88 and 29,052,260.72 is: 43,557,971.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,957,885.36 : 98,890,469.88 = 29,052,260.72 : x
  2. Step 2: Convert to fraction form
    65,957,885.36/98,890,469.88 = 29,052,260.72/x
  3. Step 3: Cross multiply
    65,957,885.36x = 98,890,469.88 × 29,052,260.72
  4. Step 4: Simplify right side
    65,957,885.36x = 2,872,991,713,677,067
  5. Step 5: Solve for x
    x = 2,872,991,713,677,067/65,957,885.36
  6. Step 6: Final answer
    x = 43,557,971.85

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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.