Home / 22,802,489.28-31,467,945.15-13,012,738.56

Finding the Fourth Proportional to 22,802,489.28, 31,467,945.15 and 13,012,738.56

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Solution

The fourth proportional to 22,802,489.28, 31,467,945.15 and 13,012,738.56 is: 17,957,870.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,802,489.28 : 31,467,945.15 = 13,012,738.56 : x
  2. Step 2: Convert to fraction form
    22,802,489.28/31,467,945.15 = 13,012,738.56/x
  3. Step 3: Cross multiply
    22,802,489.28x = 31,467,945.15 × 13,012,738.56
  4. Step 4: Simplify right side
    22,802,489.28x = 409,484,143,257,370
  5. Step 5: Solve for x
    x = 409,484,143,257,370/22,802,489.28
  6. Step 6: Final answer
    x = 17,957,870.22

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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.