Home / 48,140,198.35-72,244,774.67-20,493,499.03

Finding the Fourth Proportional to 48,140,198.35, 72,244,774.67 and 20,493,499.03

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Solution

The fourth proportional to 48,140,198.35, 72,244,774.67 and 20,493,499.03 is: 30,754,925.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,140,198.35 : 72,244,774.67 = 20,493,499.03 : x
  2. Step 2: Convert to fraction form
    48,140,198.35/72,244,774.67 = 20,493,499.03/x
  3. Step 3: Cross multiply
    48,140,198.35x = 72,244,774.67 × 20,493,499.03
  4. Step 4: Simplify right side
    48,140,198.35x = 1,480,548,219,622,213.75
  5. Step 5: Solve for x
    x = 1,480,548,219,622,213.75/48,140,198.35
  6. Step 6: Final answer
    x = 30,754,925.62

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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.