Home / 38,638,375.80-57,959,548.26-9,884,759.28

Finding the Fourth Proportional to 38,638,375.80, 57,959,548.26 and 9,884,759.28

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Solution

The fourth proportional to 38,638,375.80, 57,959,548.26 and 9,884,759.28 is: 14,827,646.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,638,375.80 : 57,959,548.26 = 9,884,759.28 : x
  2. Step 2: Convert to fraction form
    38,638,375.80/57,959,548.26 = 9,884,759.28/x
  3. Step 3: Cross multiply
    38,638,375.80x = 57,959,548.26 × 9,884,759.28
  4. Step 4: Simplify right side
    38,638,375.80x = 572,916,182,527,642.75
  5. Step 5: Solve for x
    x = 572,916,182,527,642.75/38,638,375.80
  6. Step 6: Final answer
    x = 14,827,646.63

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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.