Home / 91,217,868.07-136,850,125.07-26,521,672.86

Finding the Fourth Proportional to 91,217,868.07, 136,850,125.07 and 26,521,672.86

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Solution

The fourth proportional to 91,217,868.07, 136,850,125.07 and 26,521,672.86 is: 39,789,290.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,217,868.07 : 136,850,125.07 = 26,521,672.86 : x
  2. Step 2: Convert to fraction form
    91,217,868.07/136,850,125.07 = 26,521,672.86/x
  3. Step 3: Cross multiply
    91,217,868.07x = 136,850,125.07 × 26,521,672.86
  4. Step 4: Simplify right side
    91,217,868.07x = 3,629,494,247,873,876.50
  5. Step 5: Solve for x
    x = 3,629,494,247,873,876.50/91,217,868.07
  6. Step 6: Final answer
    x = 39,789,290.46

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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.