Home / 20,216,185.26-30,313,172.75-9,958,474.86

Finding the Fourth Proportional to 20,216,185.26, 30,313,172.75 and 9,958,474.86

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Solution

The fourth proportional to 20,216,185.26, 30,313,172.75 and 9,958,474.86 is: 14,932,241.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,216,185.26 : 30,313,172.75 = 9,958,474.86 : x
  2. Step 2: Convert to fraction form
    20,216,185.26/30,313,172.75 = 9,958,474.86/x
  3. Step 3: Cross multiply
    20,216,185.26x = 30,313,172.75 × 9,958,474.86
  4. Step 4: Simplify right side
    20,216,185.26x = 301,872,968,707,919.69
  5. Step 5: Solve for x
    x = 301,872,968,707,919.69/20,216,185.26
  6. Step 6: Final answer
    x = 14,932,241.91

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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.