Home / 8,579,262.26-12,868,883.06-2,189,515.29

Finding the Fourth Proportional to 8,579,262.26, 12,868,883.06 and 2,189,515.29

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Solution

The fourth proportional to 8,579,262.26, 12,868,883.06 and 2,189,515.29 is: 3,284,270.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,579,262.26 : 12,868,883.06 = 2,189,515.29 : x
  2. Step 2: Convert to fraction form
    8,579,262.26/12,868,883.06 = 2,189,515.29/x
  3. Step 3: Cross multiply
    8,579,262.26x = 12,868,883.06 × 2,189,515.29
  4. Step 4: Simplify right side
    8,579,262.26x = 28,176,616,289,863.97
  5. Step 5: Solve for x
    x = 28,176,616,289,863.97/8,579,262.26
  6. Step 6: Final answer
    x = 3,284,270.31

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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.