Home / 9,382,351.50-12,947,557.59-5,307,970.50

Finding the Fourth Proportional to 9,382,351.50, 12,947,557.59 and 5,307,970.50

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Solution

The fourth proportional to 9,382,351.50, 12,947,557.59 and 5,307,970.50 is: 7,324,949.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,382,351.50 : 12,947,557.59 = 5,307,970.50 : x
  2. Step 2: Convert to fraction form
    9,382,351.50/12,947,557.59 = 5,307,970.50/x
  3. Step 3: Cross multiply
    9,382,351.50x = 12,947,557.59 × 5,307,970.50
  4. Step 4: Simplify right side
    9,382,351.50x = 68,725,253,734,771.09
  5. Step 5: Solve for x
    x = 68,725,253,734,771.09/9,382,351.50
  6. Step 6: Final answer
    x = 7,324,949.80

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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.