Home / 69,305,879.94-95,642,870.14-38,366,565.90

Finding the Fourth Proportional to 69,305,879.94, 95,642,870.14 and 38,366,565.90

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Solution

The fourth proportional to 69,305,879.94, 95,642,870.14 and 38,366,565.90 is: 52,946,279.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,305,879.94 : 95,642,870.14 = 38,366,565.90 : x
  2. Step 2: Convert to fraction form
    69,305,879.94/95,642,870.14 = 38,366,565.90/x
  3. Step 3: Cross multiply
    69,305,879.94x = 95,642,870.14 × 38,366,565.90
  4. Step 4: Simplify right side
    69,305,879.94x = 3,669,488,480,091,452
  5. Step 5: Solve for x
    x = 3,669,488,480,091,452/69,305,879.94
  6. Step 6: Final answer
    x = 52,946,279.35

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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.