Home / 8,569,879.44-12,854,892-2,180,137.20

Finding the Fourth Proportional to 8,569,879.44, 12,854,892 and 2,180,137.20

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Solution

The fourth proportional to 8,569,879.44, 12,854,892 and 2,180,137.20 is: 3,270,224.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,569,879.44 : 12,854,892 = 2,180,137.20 : x
  2. Step 2: Convert to fraction form
    8,569,879.44/12,854,892 = 2,180,137.20/x
  3. Step 3: Cross multiply
    8,569,879.44x = 12,854,892 × 2,180,137.20
  4. Step 4: Simplify right side
    8,569,879.44x = 28,025,428,251,182.40
  5. Step 5: Solve for x
    x = 28,025,428,251,182.40/8,569,879.44
  6. Step 6: Final answer
    x = 3,270,224.33

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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.