Home / 8,268,786.65-12,402,371.75-2,511,570.29

Finding the Fourth Proportional to 8,268,786.65, 12,402,371.75 and 2,511,570.29

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Solution

The fourth proportional to 8,268,786.65, 12,402,371.75 and 2,511,570.29 is: 3,767,109.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268,786.65 : 12,402,371.75 = 2,511,570.29 : x
  2. Step 2: Convert to fraction form
    8,268,786.65/12,402,371.75 = 2,511,570.29/x
  3. Step 3: Cross multiply
    8,268,786.65x = 12,402,371.75 × 2,511,570.29
  4. Step 4: Simplify right side
    8,268,786.65x = 31,149,428,338,265.60
  5. Step 5: Solve for x
    x = 31,149,428,338,265.60/8,268,786.65
  6. Step 6: Final answer
    x = 3,767,109.93

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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.