Home / 91,932,067.48-126,867,108.88-50,680,436.08

Finding the Fourth Proportional to 91,932,067.48, 126,867,108.88 and 50,680,436.08

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Solution

The fourth proportional to 91,932,067.48, 126,867,108.88 and 50,680,436.08 is: 69,939,473.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,932,067.48 : 126,867,108.88 = 50,680,436.08 : x
  2. Step 2: Convert to fraction form
    91,932,067.48/126,867,108.88 = 50,680,436.08/x
  3. Step 3: Cross multiply
    91,932,067.48x = 126,867,108.88 × 50,680,436.08
  4. Step 4: Simplify right side
    91,932,067.48x = 6,429,680,402,247,240
  5. Step 5: Solve for x
    x = 6,429,680,402,247,240/91,932,067.48
  6. Step 6: Final answer
    x = 69,939,473.55

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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.