Home / 10,650,676.40-15,976,014.60-8,855,586.80

Finding the Fourth Proportional to 10,650,676.40, 15,976,014.60 and 8,855,586.80

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Solution

The fourth proportional to 10,650,676.40, 15,976,014.60 and 8,855,586.80 is: 13,283,380.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,650,676.40 : 15,976,014.60 = 8,855,586.80 : x
  2. Step 2: Convert to fraction form
    10,650,676.40/15,976,014.60 = 8,855,586.80/x
  3. Step 3: Cross multiply
    10,650,676.40x = 15,976,014.60 × 8,855,586.80
  4. Step 4: Simplify right side
    10,650,676.40x = 141,476,984,008,367.28
  5. Step 5: Solve for x
    x = 141,476,984,008,367.28/10,650,676.40
  6. Step 6: Final answer
    x = 13,283,380.20

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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.