Home / 91,126,886.68-125,755,436.94-49,310,952.35

Finding the Fourth Proportional to 91,126,886.68, 125,755,436.94 and 49,310,952.35

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Solution

The fourth proportional to 91,126,886.68, 125,755,436.94 and 49,310,952.35 is: 68,049,294.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,126,886.68 : 125,755,436.94 = 49,310,952.35 : x
  2. Step 2: Convert to fraction form
    91,126,886.68/125,755,436.94 = 49,310,952.35/x
  3. Step 3: Cross multiply
    91,126,886.68x = 125,755,436.94 × 49,310,952.35
  4. Step 4: Simplify right side
    91,126,886.68x = 6,201,120,358,701,770
  5. Step 5: Solve for x
    x = 6,201,120,358,701,770/91,126,886.68
  6. Step 6: Final answer
    x = 68,049,294.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.