Home / 57,463,008.20-86,236,502.70-40,456,896.20

Finding the Fourth Proportional to 57,463,008.20, 86,236,502.70 and 40,456,896.20

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Solution

The fourth proportional to 57,463,008.20, 86,236,502.70 and 40,456,896.20 is: 60,714,907.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,463,008.20 : 86,236,502.70 = 40,456,896.20 : x
  2. Step 2: Convert to fraction form
    57,463,008.20/86,236,502.70 = 40,456,896.20/x
  3. Step 3: Cross multiply
    57,463,008.20x = 86,236,502.70 × 40,456,896.20
  4. Step 4: Simplify right side
    57,463,008.20x = 3,488,861,238,384,920
  5. Step 5: Solve for x
    x = 3,488,861,238,384,920/57,463,008.20
  6. Step 6: Final answer
    x = 60,714,907.69

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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.