Home / 17,212,629.68-23,753,951.54-9,477,948.78

Finding the Fourth Proportional to 17,212,629.68, 23,753,951.54 and 9,477,948.78

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Solution

The fourth proportional to 17,212,629.68, 23,753,951.54 and 9,477,948.78 is: 13,079,857.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,212,629.68 : 23,753,951.54 = 9,477,948.78 : x
  2. Step 2: Convert to fraction form
    17,212,629.68/23,753,951.54 = 9,477,948.78/x
  3. Step 3: Cross multiply
    17,212,629.68x = 23,753,951.54 × 9,477,948.78
  4. Step 4: Simplify right side
    17,212,629.68x = 225,138,736,018,722.09
  5. Step 5: Solve for x
    x = 225,138,736,018,722.09/17,212,629.68
  6. Step 6: Final answer
    x = 13,079,857.07

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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.