Home / 91,073,084.58-125,681,022.04-49,819,976.94

Finding the Fourth Proportional to 91,073,084.58, 125,681,022.04 and 49,819,976.94

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Solution

The fourth proportional to 91,073,084.58, 125,681,022.04 and 49,819,976.94 is: 68,751,658.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,073,084.58 : 125,681,022.04 = 49,819,976.94 : x
  2. Step 2: Convert to fraction form
    91,073,084.58/125,681,022.04 = 49,819,976.94/x
  3. Step 3: Cross multiply
    91,073,084.58x = 125,681,022.04 × 49,819,976.94
  4. Step 4: Simplify right side
    91,073,084.58x = 6,261,425,619,828,432
  5. Step 5: Solve for x
    x = 6,261,425,619,828,432/91,073,084.58
  6. Step 6: Final answer
    x = 68,751,658.61

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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.