Home / 48,922,621.40-73,383,932.10-20,153,948.60

Finding the Fourth Proportional to 48,922,621.40, 73,383,932.10 and 20,153,948.60

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Solution

The fourth proportional to 48,922,621.40, 73,383,932.10 and 20,153,948.60 is: 30,230,922.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,922,621.40 : 73,383,932.10 = 20,153,948.60 : x
  2. Step 2: Convert to fraction form
    48,922,621.40/73,383,932.10 = 20,153,948.60/x
  3. Step 3: Cross multiply
    48,922,621.40x = 73,383,932.10 × 20,153,948.60
  4. Step 4: Simplify right side
    48,922,621.40x = 1,478,975,995,609,290
  5. Step 5: Solve for x
    x = 1,478,975,995,609,290/48,922,621.40
  6. Step 6: Final answer
    x = 30,230,922.90

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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.