Home / 9,382,353.50-12,947,560.34-5,307,972.50

Finding the Fourth Proportional to 9,382,353.50, 12,947,560.34 and 5,307,972.50

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Solution

The fourth proportional to 9,382,353.50, 12,947,560.34 and 5,307,972.50 is: 7,324,952.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,382,353.50 : 12,947,560.34 = 5,307,972.50 : x
  2. Step 2: Convert to fraction form
    9,382,353.50/12,947,560.34 = 5,307,972.50/x
  3. Step 3: Cross multiply
    9,382,353.50x = 12,947,560.34 × 5,307,972.50
  4. Step 4: Simplify right side
    9,382,353.50x = 68,725,294,226,810.65
  5. Step 5: Solve for x
    x = 68,725,294,226,810.65/9,382,353.50
  6. Step 6: Final answer
    x = 7,324,952.55

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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.