Home / 38,083,577.40-52,555,170.60-20,679,781.32

Finding the Fourth Proportional to 38,083,577.40, 52,555,170.60 and 20,679,781.32

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Solution

The fourth proportional to 38,083,577.40, 52,555,170.60 and 20,679,781.32 is: 28,538,007.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,083,577.40 : 52,555,170.60 = 20,679,781.32 : x
  2. Step 2: Convert to fraction form
    38,083,577.40/52,555,170.60 = 20,679,781.32/x
  3. Step 3: Cross multiply
    38,083,577.40x = 52,555,170.60 × 20,679,781.32
  4. Step 4: Simplify right side
    38,083,577.40x = 1,086,829,435,243,293.25
  5. Step 5: Solve for x
    x = 1,086,829,435,243,293.25/38,083,577.40
  6. Step 6: Final answer
    x = 28,538,007.97

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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.