Home / 11,137,343.20-16,706,014.80-8,897,855.20

Finding the Fourth Proportional to 11,137,343.20, 16,706,014.80 and 8,897,855.20

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Solution

The fourth proportional to 11,137,343.20, 16,706,014.80 and 8,897,855.20 is: 13,346,782.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,137,343.20 : 16,706,014.80 = 8,897,855.20 : x
  2. Step 2: Convert to fraction form
    11,137,343.20/16,706,014.80 = 8,897,855.20/x
  3. Step 3: Cross multiply
    11,137,343.20x = 16,706,014.80 × 8,897,855.20
  4. Step 4: Simplify right side
    11,137,343.20x = 148,647,700,659,456.97
  5. Step 5: Solve for x
    x = 148,647,700,659,456.97/11,137,343.20
  6. Step 6: Final answer
    x = 13,346,782.80

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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.