Home / 25,183,426.20-37,775,139.30-20,144,578.20

Finding the Fourth Proportional to 25,183,426.20, 37,775,139.30 and 20,144,578.20

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Solution

The fourth proportional to 25,183,426.20, 37,775,139.30 and 20,144,578.20 is: 30,216,867.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,183,426.20 : 37,775,139.30 = 20,144,578.20 : x
  2. Step 2: Convert to fraction form
    25,183,426.20/37,775,139.30 = 20,144,578.20/x
  3. Step 3: Cross multiply
    25,183,426.20x = 37,775,139.30 × 20,144,578.20
  4. Step 4: Simplify right side
    25,183,426.20x = 760,964,247,644,743.12
  5. Step 5: Solve for x
    x = 760,964,247,644,743.12/25,183,426.20
  6. Step 6: Final answer
    x = 30,216,867.30

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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.