Home / 50,565,373.31-69,768,079.94-30,718,741.97

Finding the Fourth Proportional to 50,565,373.31, 69,768,079.94 and 30,718,741.97

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Solution

The fourth proportional to 50,565,373.31, 69,768,079.94 and 30,718,741.97 is: 42,384,491.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,565,373.31 : 69,768,079.94 = 30,718,741.97 : x
  2. Step 2: Convert to fraction form
    50,565,373.31/69,768,079.94 = 30,718,741.97/x
  3. Step 3: Cross multiply
    50,565,373.31x = 69,768,079.94 × 30,718,741.97
  4. Step 4: Simplify right side
    50,565,373.31x = 2,143,187,645,167,976
  5. Step 5: Solve for x
    x = 2,143,187,645,167,976/50,565,373.31
  6. Step 6: Final answer
    x = 42,384,491.70

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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.