Home / 71,382,594.75-98,508,571.25-38,787,546.75

Finding the Fourth Proportional to 71,382,594.75, 98,508,571.25 and 38,787,546.75

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Solution

The fourth proportional to 71,382,594.75, 98,508,571.25 and 38,787,546.75 is: 53,527,135.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,382,594.75 : 98,508,571.25 = 38,787,546.75 : x
  2. Step 2: Convert to fraction form
    71,382,594.75/98,508,571.25 = 38,787,546.75/x
  3. Step 3: Cross multiply
    71,382,594.75x = 98,508,571.25 × 38,787,546.75
  4. Step 4: Simplify right side
    71,382,594.75x = 3,820,905,812,441,143.50
  5. Step 5: Solve for x
    x = 3,820,905,812,441,143.50/71,382,594.75
  6. Step 6: Final answer
    x = 53,527,135.37

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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.