Home / 11,739,690.40-17,609,535.60-8,527,424.80

Finding the Fourth Proportional to 11,739,690.40, 17,609,535.60 and 8,527,424.80

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Solution

The fourth proportional to 11,739,690.40, 17,609,535.60 and 8,527,424.80 is: 12,791,137.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,739,690.40 : 17,609,535.60 = 8,527,424.80 : x
  2. Step 2: Convert to fraction form
    11,739,690.40/17,609,535.60 = 8,527,424.80/x
  3. Step 3: Cross multiply
    11,739,690.40x = 17,609,535.60 × 8,527,424.80
  4. Step 4: Simplify right side
    11,739,690.40x = 150,163,990,591,922.91
  5. Step 5: Solve for x
    x = 150,163,990,591,922.91/11,739,690.40
  6. Step 6: Final answer
    x = 12,791,137.20

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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.