Home / 54,894,769.20-82,342,153.80-30,235,906.80

Finding the Fourth Proportional to 54,894,769.20, 82,342,153.80 and 30,235,906.80

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Solution

The fourth proportional to 54,894,769.20, 82,342,153.80 and 30,235,906.80 is: 45,353,860.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,894,769.20 : 82,342,153.80 = 30,235,906.80 : x
  2. Step 2: Convert to fraction form
    54,894,769.20/82,342,153.80 = 30,235,906.80/x
  3. Step 3: Cross multiply
    54,894,769.20x = 82,342,153.80 × 30,235,906.80
  4. Step 4: Simplify right side
    54,894,769.20x = 2,489,689,688,008,066
  5. Step 5: Solve for x
    x = 2,489,689,688,008,066/54,894,769.20
  6. Step 6: Final answer
    x = 45,353,860.20

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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.