Home / 6,611,662.40-9,923,325.60-3,912,612.80

Finding the Fourth Proportional to 6,611,662.40, 9,923,325.60 and 3,912,612.80

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Solution

The fourth proportional to 6,611,662.40, 9,923,325.60 and 3,912,612.80 is: 5,872,370.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,611,662.40 : 9,923,325.60 = 3,912,612.80 : x
  2. Step 2: Convert to fraction form
    6,611,662.40/9,923,325.60 = 3,912,612.80/x
  3. Step 3: Cross multiply
    6,611,662.40x = 9,923,325.60 × 3,912,612.80
  4. Step 4: Simplify right side
    6,611,662.40x = 38,826,130,761,127.68
  5. Step 5: Solve for x
    x = 38,826,130,761,127.68/6,611,662.40
  6. Step 6: Final answer
    x = 5,872,370.43

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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.