Home / 66,384,584.67-99,520,078.98-25,473,381.69

Finding the Fourth Proportional to 66,384,584.67, 99,520,078.98 and 25,473,381.69

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Solution

The fourth proportional to 66,384,584.67, 99,520,078.98 and 25,473,381.69 is: 38,188,277.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,384,584.67 : 99,520,078.98 = 25,473,381.69 : x
  2. Step 2: Convert to fraction form
    66,384,584.67/99,520,078.98 = 25,473,381.69/x
  3. Step 3: Cross multiply
    66,384,584.67x = 99,520,078.98 × 25,473,381.69
  4. Step 4: Simplify right side
    66,384,584.67x = 2,535,112,957,676,486
  5. Step 5: Solve for x
    x = 2,535,112,957,676,486/66,384,584.67
  6. Step 6: Final answer
    x = 38,188,277.75

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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.