Home / 27,561,938.88-41,342,921.28-12,398,154.24

Finding the Fourth Proportional to 27,561,938.88, 41,342,921.28 and 12,398,154.24

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Solution

The fourth proportional to 27,561,938.88, 41,342,921.28 and 12,398,154.24 is: 18,597,237.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,561,938.88 : 41,342,921.28 = 12,398,154.24 : x
  2. Step 2: Convert to fraction form
    27,561,938.88/41,342,921.28 = 12,398,154.24/x
  3. Step 3: Cross multiply
    27,561,938.88x = 41,342,921.28 × 12,398,154.24
  4. Step 4: Simplify right side
    27,561,938.88x = 512,575,914,761,618.25
  5. Step 5: Solve for x
    x = 512,575,914,761,618.25/27,561,938.88
  6. Step 6: Final answer
    x = 18,597,237.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.