Home / 30,213,425.20-45,320,137.80-26,103,614.80

Finding the Fourth Proportional to 30,213,425.20, 45,320,137.80 and 26,103,614.80

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Solution

The fourth proportional to 30,213,425.20, 45,320,137.80 and 26,103,614.80 is: 39,155,422.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,213,425.20 : 45,320,137.80 = 26,103,614.80 : x
  2. Step 2: Convert to fraction form
    30,213,425.20/45,320,137.80 = 26,103,614.80/x
  3. Step 3: Cross multiply
    30,213,425.20x = 45,320,137.80 × 26,103,614.80
  4. Step 4: Simplify right side
    30,213,425.20x = 1,183,019,419,814,119.50
  5. Step 5: Solve for x
    x = 1,183,019,419,814,119.50/30,213,425.20
  6. Step 6: Final answer
    x = 39,155,422.20

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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.