Home / 27,517,531.30-37,971,936-16,199,921.32

Finding the Fourth Proportional to 27,517,531.30, 37,971,936 and 16,199,921.32

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Solution

The fourth proportional to 27,517,531.30, 37,971,936 and 16,199,921.32 is: 22,354,562.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,517,531.30 : 37,971,936 = 16,199,921.32 : x
  2. Step 2: Convert to fraction form
    27,517,531.30/37,971,936 = 16,199,921.32/x
  3. Step 3: Cross multiply
    27,517,531.30x = 37,971,936 × 16,199,921.32
  4. Step 4: Simplify right side
    27,517,531.30x = 615,142,375,568,075.50
  5. Step 5: Solve for x
    x = 615,142,375,568,075.50/27,517,531.30
  6. Step 6: Final answer
    x = 22,354,562.58

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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.