Home / 20,650,964.36-28,498,345.37-11,359,241.30

Finding the Fourth Proportional to 20,650,964.36, 28,498,345.37 and 11,359,241.30

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Solution

The fourth proportional to 20,650,964.36, 28,498,345.37 and 11,359,241.30 is: 15,675,761.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,650,964.36 : 28,498,345.37 = 11,359,241.30 : x
  2. Step 2: Convert to fraction form
    20,650,964.36/28,498,345.37 = 11,359,241.30/x
  3. Step 3: Cross multiply
    20,650,964.36x = 28,498,345.37 × 11,359,241.30
  4. Step 4: Simplify right side
    20,650,964.36x = 323,719,581,651,771.56
  5. Step 5: Solve for x
    x = 323,719,581,651,771.56/20,650,964.36
  6. Step 6: Final answer
    x = 15,675,761.00

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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.