Home / 13,609,330.25-18,768,260.39-9,932,422.73

Finding the Fourth Proportional to 13,609,330.25, 18,768,260.39 and 9,932,422.73

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Solution

The fourth proportional to 13,609,330.25, 18,768,260.39 and 9,932,422.73 is: 13,697,536.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,609,330.25 : 18,768,260.39 = 9,932,422.73 : x
  2. Step 2: Convert to fraction form
    13,609,330.25/18,768,260.39 = 9,932,422.73/x
  3. Step 3: Cross multiply
    13,609,330.25x = 18,768,260.39 × 9,932,422.73
  4. Step 4: Simplify right side
    13,609,330.25x = 186,414,295,956,691.25
  5. Step 5: Solve for x
    x = 186,414,295,956,691.25/13,609,330.25
  6. Step 6: Final answer
    x = 13,697,536.37

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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.