Home / 10,906,974.36-15,059,636.70-7,041,753.24

Finding the Fourth Proportional to 10,906,974.36, 15,059,636.70 and 7,041,753.24

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Solution

The fourth proportional to 10,906,974.36, 15,059,636.70 and 7,041,753.24 is: 9,722,792.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,906,974.36 : 15,059,636.70 = 7,041,753.24 : x
  2. Step 2: Convert to fraction form
    10,906,974.36/15,059,636.70 = 7,041,753.24/x
  3. Step 3: Cross multiply
    10,906,974.36x = 15,059,636.70 × 7,041,753.24
  4. Step 4: Simplify right side
    10,906,974.36x = 106,046,245,525,447.91
  5. Step 5: Solve for x
    x = 106,046,245,525,447.91/10,906,974.36
  6. Step 6: Final answer
    x = 9,722,792.23

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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.