Home / 10,451,749.28-15,677,781.48-3,628,539.12

Finding the Fourth Proportional to 10,451,749.28, 15,677,781.48 and 3,628,539.12

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Solution

The fourth proportional to 10,451,749.28, 15,677,781.48 and 3,628,539.12 is: 5,442,863.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,451,749.28 : 15,677,781.48 = 3,628,539.12 : x
  2. Step 2: Convert to fraction form
    10,451,749.28/15,677,781.48 = 3,628,539.12/x
  3. Step 3: Cross multiply
    10,451,749.28x = 15,677,781.48 × 3,628,539.12
  4. Step 4: Simplify right side
    10,451,749.28x = 56,887,443,414,991.50
  5. Step 5: Solve for x
    x = 56,887,443,414,991.50/10,451,749.28
  6. Step 6: Final answer
    x = 5,442,863.38

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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.