Home / 127,649,481.24-191,446,228.24-36,753,328.92

Finding the Fourth Proportional to 127,649,481.24, 191,446,228.24 and 36,753,328.92

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Solution

The fourth proportional to 127,649,481.24, 191,446,228.24 and 36,753,328.92 is: 55,121,933.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,649,481.24 : 191,446,228.24 = 36,753,328.92 : x
  2. Step 2: Convert to fraction form
    127,649,481.24/191,446,228.24 = 36,753,328.92/x
  3. Step 3: Cross multiply
    127,649,481.24x = 191,446,228.24 × 36,753,328.92
  4. Step 4: Simplify right side
    127,649,481.24x = 7,036,286,196,998,113
  5. Step 5: Solve for x
    x = 7,036,286,196,998,113/127,649,481.24
  6. Step 6: Final answer
    x = 55,121,933.35

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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.