Home / 61,824,717.72-92,747,770.77-20,884,454.94

Finding the Fourth Proportional to 61,824,717.72, 92,747,770.77 and 20,884,454.94

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Solution

The fourth proportional to 61,824,717.72, 92,747,770.77 and 20,884,454.94 is: 31,330,294.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,824,717.72 : 92,747,770.77 = 20,884,454.94 : x
  2. Step 2: Convert to fraction form
    61,824,717.72/92,747,770.77 = 20,884,454.94/x
  3. Step 3: Cross multiply
    61,824,717.72x = 92,747,770.77 × 20,884,454.94
  4. Step 4: Simplify right side
    61,824,717.72x = 1,936,986,639,431,514.25
  5. Step 5: Solve for x
    x = 1,936,986,639,431,514.25/61,824,717.72
  6. Step 6: Final answer
    x = 31,330,294.92

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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.