Home / 10,961,993.60-16,442,990.40-3,389,724.80

Finding the Fourth Proportional to 10,961,993.60, 16,442,990.40 and 3,389,724.80

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Solution

The fourth proportional to 10,961,993.60, 16,442,990.40 and 3,389,724.80 is: 5,084,587.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,961,993.60 : 16,442,990.40 = 3,389,724.80 : x
  2. Step 2: Convert to fraction form
    10,961,993.60/16,442,990.40 = 3,389,724.80/x
  3. Step 3: Cross multiply
    10,961,993.60x = 16,442,990.40 × 3,389,724.80
  4. Step 4: Simplify right side
    10,961,993.60x = 55,737,212,345,041.92
  5. Step 5: Solve for x
    x = 55,737,212,345,041.92/10,961,993.60
  6. Step 6: Final answer
    x = 5,084,587.20

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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.