Home / 22,428,023.70-33,642,035.55-18,442,216.20

Finding the Fourth Proportional to 22,428,023.70, 33,642,035.55 and 18,442,216.20

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Solution

The fourth proportional to 22,428,023.70, 33,642,035.55 and 18,442,216.20 is: 27,663,324.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,428,023.70 : 33,642,035.55 = 18,442,216.20 : x
  2. Step 2: Convert to fraction form
    22,428,023.70/33,642,035.55 = 18,442,216.20/x
  3. Step 3: Cross multiply
    22,428,023.70x = 33,642,035.55 × 18,442,216.20
  4. Step 4: Simplify right side
    22,428,023.70x = 620,433,693,021,185.88
  5. Step 5: Solve for x
    x = 620,433,693,021,185.88/22,428,023.70
  6. Step 6: Final answer
    x = 27,663,324.30

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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.