Home / 20,167,389.49-27,833,350.41-11,466,865.75

Finding the Fourth Proportional to 20,167,389.49, 27,833,350.41 and 11,466,865.75

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Solution

The fourth proportional to 20,167,389.49, 27,833,350.41 and 11,466,865.75 is: 15,825,612.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,167,389.49 : 27,833,350.41 = 11,466,865.75 : x
  2. Step 2: Convert to fraction form
    20,167,389.49/27,833,350.41 = 11,466,865.75/x
  3. Step 3: Cross multiply
    20,167,389.49x = 27,833,350.41 × 11,466,865.75
  4. Step 4: Simplify right side
    20,167,389.49x = 319,161,292,524,177.44
  5. Step 5: Solve for x
    x = 319,161,292,524,177.44/20,167,389.49
  6. Step 6: Final answer
    x = 15,825,612.57

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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.