Home / 20,259,523.68-30,389,357.28-4,906,823.64

Finding the Fourth Proportional to 20,259,523.68, 30,389,357.28 and 4,906,823.64

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Solution

The fourth proportional to 20,259,523.68, 30,389,357.28 and 4,906,823.64 is: 7,360,252.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,259,523.68 : 30,389,357.28 = 4,906,823.64 : x
  2. Step 2: Convert to fraction form
    20,259,523.68/30,389,357.28 = 4,906,823.64/x
  3. Step 3: Cross multiply
    20,259,523.68x = 30,389,357.28 × 4,906,823.64
  4. Step 4: Simplify right side
    20,259,523.68x = 149,115,216,705,910.09
  5. Step 5: Solve for x
    x = 149,115,216,705,910.09/20,259,523.68
  6. Step 6: Final answer
    x = 7,360,252.84

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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.