Home / 9,382,353.75-12,947,560.70-5,307,972.75

Finding the Fourth Proportional to 9,382,353.75, 12,947,560.70 and 5,307,972.75

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Solution

The fourth proportional to 9,382,353.75, 12,947,560.70 and 5,307,972.75 is: 7,324,952.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,382,353.75 : 12,947,560.70 = 5,307,972.75 : x
  2. Step 2: Convert to fraction form
    9,382,353.75/12,947,560.70 = 5,307,972.75/x
  3. Step 3: Cross multiply
    9,382,353.75x = 12,947,560.70 × 5,307,972.75
  4. Step 4: Simplify right side
    9,382,353.75x = 68,725,299,348,031.06
  5. Step 5: Solve for x
    x = 68,725,299,348,031.06/9,382,353.75
  6. Step 6: Final answer
    x = 7,324,952.90

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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.