Home / 25,183,843.20-37,775,764.80-20,144,995.20

Finding the Fourth Proportional to 25,183,843.20, 37,775,764.80 and 20,144,995.20

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Solution

The fourth proportional to 25,183,843.20, 37,775,764.80 and 20,144,995.20 is: 30,217,492.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,183,843.20 : 37,775,764.80 = 20,144,995.20 : x
  2. Step 2: Convert to fraction form
    25,183,843.20/37,775,764.80 = 20,144,995.20/x
  3. Step 3: Cross multiply
    25,183,843.20x = 37,775,764.80 × 20,144,995.20
  4. Step 4: Simplify right side
    25,183,843.20x = 760,992,600,572,328.88
  5. Step 5: Solve for x
    x = 760,992,600,572,328.88/25,183,843.20
  6. Step 6: Final answer
    x = 30,217,492.80

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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.