Home / 17,212,640.68-23,753,966.74-9,477,959.80

Finding the Fourth Proportional to 17,212,640.68, 23,753,966.74 and 9,477,959.80

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Solution

The fourth proportional to 17,212,640.68, 23,753,966.74 and 9,477,959.80 is: 13,079,872.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,212,640.68 : 23,753,966.74 = 9,477,959.80 : x
  2. Step 2: Convert to fraction form
    17,212,640.68/23,753,966.74 = 9,477,959.80/x
  3. Step 3: Cross multiply
    17,212,640.68x = 23,753,966.74 × 9,477,959.80
  4. Step 4: Simplify right side
    17,212,640.68x = 225,139,141,852,257.06
  5. Step 5: Solve for x
    x = 225,139,141,852,257.06/17,212,640.68
  6. Step 6: Final answer
    x = 13,079,872.29

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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.