Home / 69,828,451.55-96,366,252.93-38,888,620.83

Finding the Fourth Proportional to 69,828,451.55, 96,366,252.93 and 38,888,620.83

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Solution

The fourth proportional to 69,828,451.55, 96,366,252.93 and 38,888,620.83 is: 53,667,961.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,828,451.55 : 96,366,252.93 = 38,888,620.83 : x
  2. Step 2: Convert to fraction form
    69,828,451.55/96,366,252.93 = 38,888,620.83/x
  3. Step 3: Cross multiply
    69,828,451.55x = 96,366,252.93 × 38,888,620.83
  4. Step 4: Simplify right side
    69,828,451.55x = 3,747,550,670,856,736
  5. Step 5: Solve for x
    x = 3,747,550,670,856,736/69,828,451.55
  6. Step 6: Final answer
    x = 53,667,961.81

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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.