Home / 54,086,125.95-74,638,919.43-29,306,293.25

Finding the Fourth Proportional to 54,086,125.95, 74,638,919.43 and 29,306,293.25

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Solution

The fourth proportional to 54,086,125.95, 74,638,919.43 and 29,306,293.25 is: 40,442,720.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,086,125.95 : 74,638,919.43 = 29,306,293.25 : x
  2. Step 2: Convert to fraction form
    54,086,125.95/74,638,919.43 = 29,306,293.25/x
  3. Step 3: Cross multiply
    54,086,125.95x = 74,638,919.43 × 29,306,293.25
  4. Step 4: Simplify right side
    54,086,125.95x = 2,187,390,060,305,508.50
  5. Step 5: Solve for x
    x = 2,187,390,060,305,508.50/54,086,125.95
  6. Step 6: Final answer
    x = 40,442,720.23

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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.