Home / 20,280,195.50-30,422,168.13-6,633,419.18

Finding the Fourth Proportional to 20,280,195.50, 30,422,168.13 and 6,633,419.18

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Solution

The fourth proportional to 20,280,195.50, 30,422,168.13 and 6,633,419.18 is: 9,950,742.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,280,195.50 : 30,422,168.13 = 6,633,419.18 : x
  2. Step 2: Convert to fraction form
    20,280,195.50/30,422,168.13 = 6,633,419.18/x
  3. Step 3: Cross multiply
    20,280,195.50x = 30,422,168.13 × 6,633,419.18
  4. Step 4: Simplify right side
    20,280,195.50x = 201,802,993,570,726.72
  5. Step 5: Solve for x
    x = 201,802,993,570,726.72/20,280,195.50
  6. Step 6: Final answer
    x = 9,950,742.02

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1.5x scale

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.