Home / 54,320,143.80-81,480,215.70-48,273,526.20

Finding the Fourth Proportional to 54,320,143.80, 81,480,215.70 and 48,273,526.20

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Solution

The fourth proportional to 54,320,143.80, 81,480,215.70 and 48,273,526.20 is: 72,410,289.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,320,143.80 : 81,480,215.70 = 48,273,526.20 : x
  2. Step 2: Convert to fraction form
    54,320,143.80/81,480,215.70 = 48,273,526.20/x
  3. Step 3: Cross multiply
    54,320,143.80x = 81,480,215.70 × 48,273,526.20
  4. Step 4: Simplify right side
    54,320,143.80x = 3,933,337,327,375,601.50
  5. Step 5: Solve for x
    x = 3,933,337,327,375,601.50/54,320,143.80
  6. Step 6: Final answer
    x = 72,410,289.30

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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.