Home / 91,385,007.27-126,110,575.08-49,568,968.68

Finding the Fourth Proportional to 91,385,007.27, 126,110,575.08 and 49,568,968.68

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Solution

The fourth proportional to 91,385,007.27, 126,110,575.08 and 49,568,968.68 is: 68,404,778.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,385,007.27 : 126,110,575.08 = 49,568,968.68 : x
  2. Step 2: Convert to fraction form
    91,385,007.27/126,110,575.08 = 49,568,968.68/x
  3. Step 3: Cross multiply
    91,385,007.27x = 126,110,575.08 × 49,568,968.68
  4. Step 4: Simplify right side
    91,385,007.27x = 6,251,171,146,357,308
  5. Step 5: Solve for x
    x = 6,251,171,146,357,308/91,385,007.27
  6. Step 6: Final answer
    x = 68,404,778.13

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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.