Home / 52,504,464.20-78,733,076.70-20,145,612.20

Finding the Fourth Proportional to 52,504,464.20, 78,733,076.70 and 20,145,612.20

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Solution

The fourth proportional to 52,504,464.20, 78,733,076.70 and 20,145,612.20 is: 30,209,355.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,504,464.20 : 78,733,076.70 = 20,145,612.20 : x
  2. Step 2: Convert to fraction form
    52,504,464.20/78,733,076.70 = 20,145,612.20/x
  3. Step 3: Cross multiply
    52,504,464.20x = 78,733,076.70 × 20,145,612.20
  4. Step 4: Simplify right side
    52,504,464.20x = 1,586,126,030,511,055.75
  5. Step 5: Solve for x
    x = 1,586,126,030,511,055.75/52,504,464.20
  6. Step 6: Final answer
    x = 30,209,355.62

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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.