Home / 91,665,833.76-126,496,326.24-50,412,741.12

Finding the Fourth Proportional to 91,665,833.76, 126,496,326.24 and 50,412,741.12

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Solution

The fourth proportional to 91,665,833.76, 126,496,326.24 and 50,412,741.12 is: 69,568,194.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,665,833.76 : 126,496,326.24 = 50,412,741.12 : x
  2. Step 2: Convert to fraction form
    91,665,833.76/126,496,326.24 = 50,412,741.12/x
  3. Step 3: Cross multiply
    91,665,833.76x = 126,496,326.24 × 50,412,741.12
  4. Step 4: Simplify right side
    91,665,833.76x = 6,377,026,547,368,182
  5. Step 5: Solve for x
    x = 6,377,026,547,368,182/91,665,833.76
  6. Step 6: Final answer
    x = 69,568,194.45

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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.