Home / 48,878,853.60-73,359,614.70-20,145,610.20

Finding the Fourth Proportional to 48,878,853.60, 73,359,614.70 and 20,145,610.20

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Solution

The fourth proportional to 48,878,853.60, 73,359,614.70 and 20,145,610.20 is: 30,235,451.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,878,853.60 : 73,359,614.70 = 20,145,610.20 : x
  2. Step 2: Convert to fraction form
    48,878,853.60/73,359,614.70 = 20,145,610.20/x
  3. Step 3: Cross multiply
    48,878,853.60x = 73,359,614.70 × 20,145,610.20
  4. Step 4: Simplify right side
    48,878,853.60x = 1,477,874,202,168,390
  5. Step 5: Solve for x
    x = 1,477,874,202,168,390/48,878,853.60
  6. Step 6: Final answer
    x = 30,235,451.39

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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.