Home / 13,396,499.40-18,486,610.92-7,595,673.60

Finding the Fourth Proportional to 13,396,499.40, 18,486,610.92 and 7,595,673.60

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Solution

The fourth proportional to 13,396,499.40, 18,486,610.92 and 7,595,673.60 is: 10,481,713.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,396,499.40 : 18,486,610.92 = 7,595,673.60 : x
  2. Step 2: Convert to fraction form
    13,396,499.40/18,486,610.92 = 7,595,673.60/x
  3. Step 3: Cross multiply
    13,396,499.40x = 18,486,610.92 × 7,595,673.60
  4. Step 4: Simplify right side
    13,396,499.40x = 140,418,262,518,515.72
  5. Step 5: Solve for x
    x = 140,418,262,518,515.72/13,396,499.40
  6. Step 6: Final answer
    x = 10,481,713.05

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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.