Home / 8,569,818.90-12,854,801.07-2,180,076.66

Finding the Fourth Proportional to 8,569,818.90, 12,854,801.07 and 2,180,076.66

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Solution

The fourth proportional to 8,569,818.90, 12,854,801.07 and 2,180,076.66 is: 3,270,133.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,569,818.90 : 12,854,801.07 = 2,180,076.66 : x
  2. Step 2: Convert to fraction form
    8,569,818.90/12,854,801.07 = 2,180,076.66/x
  3. Step 3: Cross multiply
    8,569,818.90x = 12,854,801.07 × 2,180,076.66
  4. Step 4: Simplify right side
    8,569,818.90x = 28,024,451,781,650.03
  5. Step 5: Solve for x
    x = 28,024,451,781,650.03/8,569,818.90
  6. Step 6: Final answer
    x = 3,270,133.49

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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.