Home / 6,436,221.40-9,651,480.90-2,175,232.60

Finding the Fourth Proportional to 6,436,221.40, 9,651,480.90 and 2,175,232.60

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Solution

The fourth proportional to 6,436,221.40, 9,651,480.90 and 2,175,232.60 is: 3,261,885.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,436,221.40 : 9,651,480.90 = 2,175,232.60 : x
  2. Step 2: Convert to fraction form
    6,436,221.40/9,651,480.90 = 2,175,232.60/x
  3. Step 3: Cross multiply
    6,436,221.40x = 9,651,480.90 × 2,175,232.60
  4. Step 4: Simplify right side
    6,436,221.40x = 20,994,215,891,957.34
  5. Step 5: Solve for x
    x = 20,994,215,891,957.34/6,436,221.40
  6. Step 6: Final answer
    x = 3,261,885.29

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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.