Home / 8,305,755.40-12,456,300.30-2,627,720.20

Finding the Fourth Proportional to 8,305,755.40, 12,456,300.30 and 2,627,720.20

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Solution

The fourth proportional to 8,305,755.40, 12,456,300.30 and 2,627,720.20 is: 3,940,842.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,305,755.40 : 12,456,300.30 = 2,627,720.20 : x
  2. Step 2: Convert to fraction form
    8,305,755.40/12,456,300.30 = 2,627,720.20/x
  3. Step 3: Cross multiply
    8,305,755.40x = 12,456,300.30 × 2,627,720.20
  4. Step 4: Simplify right side
    8,305,755.40x = 32,731,671,915,576.06
  5. Step 5: Solve for x
    x = 32,731,671,915,576.06/8,305,755.40
  6. Step 6: Final answer
    x = 3,940,842.26

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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.