Home / 91,063,894.94-125,668,551.03-49,247,959.34

Finding the Fourth Proportional to 91,063,894.94, 125,668,551.03 and 49,247,959.34

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Solution

The fourth proportional to 91,063,894.94, 125,668,551.03 and 49,247,959.34 is: 67,962,387.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,063,894.94 : 125,668,551.03 = 49,247,959.34 : x
  2. Step 2: Convert to fraction form
    91,063,894.94/125,668,551.03 = 49,247,959.34/x
  3. Step 3: Cross multiply
    91,063,894.94x = 125,668,551.03 × 49,247,959.34
  4. Step 4: Simplify right side
    91,063,894.94x = 6,188,919,690,813,813
  5. Step 5: Solve for x
    x = 6,188,919,690,813,813/91,063,894.94
  6. Step 6: Final answer
    x = 67,962,387.24

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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.