Home / 8,920,676.20-13,381,014.30-2,936,266.60

Finding the Fourth Proportional to 8,920,676.20, 13,381,014.30 and 2,936,266.60

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Solution

The fourth proportional to 8,920,676.20, 13,381,014.30 and 2,936,266.60 is: 4,404,399.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,920,676.20 : 13,381,014.30 = 2,936,266.60 : x
  2. Step 2: Convert to fraction form
    8,920,676.20/13,381,014.30 = 2,936,266.60/x
  3. Step 3: Cross multiply
    8,920,676.20x = 13,381,014.30 × 2,936,266.60
  4. Step 4: Simplify right side
    8,920,676.20x = 39,290,225,363,212.38
  5. Step 5: Solve for x
    x = 39,290,225,363,212.38/8,920,676.20
  6. Step 6: Final answer
    x = 4,404,399.90

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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.