Home / 11,122,415.20-16,683,622.80-3,942,056.80

Finding the Fourth Proportional to 11,122,415.20, 16,683,622.80 and 3,942,056.80

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Solution

The fourth proportional to 11,122,415.20, 16,683,622.80 and 3,942,056.80 is: 5,913,085.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,122,415.20 : 16,683,622.80 = 3,942,056.80 : x
  2. Step 2: Convert to fraction form
    11,122,415.20/16,683,622.80 = 3,942,056.80/x
  3. Step 3: Cross multiply
    11,122,415.20x = 16,683,622.80 × 3,942,056.80
  4. Step 4: Simplify right side
    11,122,415.20x = 65,767,788,707,375.04
  5. Step 5: Solve for x
    x = 65,767,788,707,375.04/11,122,415.20
  6. Step 6: Final answer
    x = 5,913,085.20

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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.