Home / 8,085,363.10-12,128,044.65-3,296,489.20

Finding the Fourth Proportional to 8,085,363.10, 12,128,044.65 and 3,296,489.20

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Solution

The fourth proportional to 8,085,363.10, 12,128,044.65 and 3,296,489.20 is: 4,944,733.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,363.10 : 12,128,044.65 = 3,296,489.20 : x
  2. Step 2: Convert to fraction form
    8,085,363.10/12,128,044.65 = 3,296,489.20/x
  3. Step 3: Cross multiply
    8,085,363.10x = 12,128,044.65 × 3,296,489.20
  4. Step 4: Simplify right side
    8,085,363.10x = 39,979,968,205,842.78
  5. Step 5: Solve for x
    x = 39,979,968,205,842.78/8,085,363.10
  6. Step 6: Final answer
    x = 4,944,733.80

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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.