Home / 91,932,049.47-126,867,084.05-50,680,418.07

Finding the Fourth Proportional to 91,932,049.47, 126,867,084.05 and 50,680,418.07

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Solution

The fourth proportional to 91,932,049.47, 126,867,084.05 and 50,680,418.07 is: 69,939,448.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,932,049.47 : 126,867,084.05 = 50,680,418.07 : x
  2. Step 2: Convert to fraction form
    91,932,049.47/126,867,084.05 = 50,680,418.07/x
  3. Step 3: Cross multiply
    91,932,049.47x = 126,867,084.05 × 50,680,418.07
  4. Step 4: Simplify right side
    91,932,049.47x = 6,429,676,859,293,457
  5. Step 5: Solve for x
    x = 6,429,676,859,293,457/91,932,049.47
  6. Step 6: Final answer
    x = 69,939,448.71

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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.