Home / 8,459,728.47-12,694,391.98-4,569,137.48

Finding the Fourth Proportional to 8,459,728.47, 12,694,391.98 and 4,569,137.48

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Solution

The fourth proportional to 8,459,728.47, 12,694,391.98 and 4,569,137.48 is: 6,856,298.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,459,728.47 : 12,694,391.98 = 4,569,137.48 : x
  2. Step 2: Convert to fraction form
    8,459,728.47/12,694,391.98 = 4,569,137.48/x
  3. Step 3: Cross multiply
    8,459,728.47x = 12,694,391.98 × 4,569,137.48
  4. Step 4: Simplify right side
    8,459,728.47x = 58,002,422,201,942.54
  5. Step 5: Solve for x
    x = 58,002,422,201,942.54/8,459,728.47
  6. Step 6: Final answer
    x = 6,856,298.33

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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.