Home / 54,282,753.20-81,435,939.60-17,884,949.60

Finding the Fourth Proportional to 54,282,753.20, 81,435,939.60 and 17,884,949.60

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Solution

The fourth proportional to 54,282,753.20, 81,435,939.60 and 17,884,949.60 is: 26,831,315.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,282,753.20 : 81,435,939.60 = 17,884,949.60 : x
  2. Step 2: Convert to fraction form
    54,282,753.20/81,435,939.60 = 17,884,949.60/x
  3. Step 3: Cross multiply
    54,282,753.20x = 81,435,939.60 × 17,884,949.60
  4. Step 4: Simplify right side
    54,282,753.20x = 1,456,477,675,374,644.25
  5. Step 5: Solve for x
    x = 1,456,477,675,374,644.25/54,282,753.20
  6. Step 6: Final answer
    x = 26,831,315.46

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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.