Home / 39,525,257.61-54,546,560.19-21,884,160.02

Finding the Fourth Proportional to 39,525,257.61, 54,546,560.19 and 21,884,160.02

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Solution

The fourth proportional to 39,525,257.61, 54,546,560.19 and 21,884,160.02 is: 30,201,084.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,525,257.61 : 54,546,560.19 = 21,884,160.02 : x
  2. Step 2: Convert to fraction form
    39,525,257.61/54,546,560.19 = 21,884,160.02/x
  3. Step 3: Cross multiply
    39,525,257.61x = 54,546,560.19 × 21,884,160.02
  4. Step 4: Simplify right side
    39,525,257.61x = 1,193,705,651,465,788.75
  5. Step 5: Solve for x
    x = 1,193,705,651,465,788.75/39,525,257.61
  6. Step 6: Final answer
    x = 30,201,084.66

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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.