Home / 8,085,694.10-12,128,541.15-3,296,820.20

Finding the Fourth Proportional to 8,085,694.10, 12,128,541.15 and 3,296,820.20

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Solution

The fourth proportional to 8,085,694.10, 12,128,541.15 and 3,296,820.20 is: 4,945,230.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,694.10 : 12,128,541.15 = 3,296,820.20 : x
  2. Step 2: Convert to fraction form
    8,085,694.10/12,128,541.15 = 3,296,820.20/x
  3. Step 3: Cross multiply
    8,085,694.10x = 12,128,541.15 × 3,296,820.20
  4. Step 4: Simplify right side
    8,085,694.10x = 39,985,619,459,851.23
  5. Step 5: Solve for x
    x = 39,985,619,459,851.23/8,085,694.10
  6. Step 6: Final answer
    x = 4,945,230.30

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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.