Home / 51,635,832.31-71,259,197.48-28,115,281.24

Finding the Fourth Proportional to 51,635,832.31, 71,259,197.48 and 28,115,281.24

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Solution

The fourth proportional to 51,635,832.31, 71,259,197.48 and 28,115,281.24 is: 38,800,040.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,635,832.31 : 71,259,197.48 = 28,115,281.24 : x
  2. Step 2: Convert to fraction form
    51,635,832.31/71,259,197.48 = 28,115,281.24/x
  3. Step 3: Cross multiply
    51,635,832.31x = 71,259,197.48 × 28,115,281.24
  4. Step 4: Simplify right side
    51,635,832.31x = 2,003,472,377,979,039.50
  5. Step 5: Solve for x
    x = 2,003,472,377,979,039.50/51,635,832.31
  6. Step 6: Final answer
    x = 38,800,040.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.