Home / 54,582,591.80-81,649,938.90-49,207,820.60

Finding the Fourth Proportional to 54,582,591.80, 81,649,938.90 and 49,207,820.60

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Solution

The fourth proportional to 54,582,591.80, 81,649,938.90 and 49,207,820.60 is: 73,609,834.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,582,591.80 : 81,649,938.90 = 49,207,820.60 : x
  2. Step 2: Convert to fraction form
    54,582,591.80/81,649,938.90 = 49,207,820.60/x
  3. Step 3: Cross multiply
    54,582,591.80x = 81,649,938.90 × 49,207,820.60
  4. Step 4: Simplify right side
    54,582,591.80x = 4,017,815,545,392,162
  5. Step 5: Solve for x
    x = 4,017,815,545,392,162/54,582,591.80
  6. Step 6: Final answer
    x = 73,609,834.43

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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.