Home / 8,569,883.89-12,854,901.17-2,180,143

Finding the Fourth Proportional to 8,569,883.89, 12,854,901.17 and 2,180,143

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Solution

The fourth proportional to 8,569,883.89, 12,854,901.17 and 2,180,143 is: 3,270,233.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,569,883.89 : 12,854,901.17 = 2,180,143 : x
  2. Step 2: Convert to fraction form
    8,569,883.89/12,854,901.17 = 2,180,143/x
  3. Step 3: Cross multiply
    8,569,883.89x = 12,854,901.17 × 2,180,143
  4. Step 4: Simplify right side
    8,569,883.89x = 28,025,522,801,467.31
  5. Step 5: Solve for x
    x = 28,025,522,801,467.31/8,569,883.89
  6. Step 6: Final answer
    x = 3,270,233.66

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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.