Home / 6,720,218.60-10,081,640.10-2,676,018.20

Finding the Fourth Proportional to 6,720,218.60, 10,081,640.10 and 2,676,018.20

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Solution

The fourth proportional to 6,720,218.60, 10,081,640.10 and 2,676,018.20 is: 4,014,549.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720,218.60 : 10,081,640.10 = 2,676,018.20 : x
  2. Step 2: Convert to fraction form
    6,720,218.60/10,081,640.10 = 2,676,018.20/x
  3. Step 3: Cross multiply
    6,720,218.60x = 10,081,640.10 × 2,676,018.20
  4. Step 4: Simplify right side
    6,720,218.60x = 26,978,652,393,449.82
  5. Step 5: Solve for x
    x = 26,978,652,393,449.82/6,720,218.60
  6. Step 6: Final answer
    x = 4,014,549.82

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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.