Home / 45,311,908.80-67,967,863.20-15,019,771.80

Finding the Fourth Proportional to 45,311,908.80, 67,967,863.20 and 15,019,771.80

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Solution

The fourth proportional to 45,311,908.80, 67,967,863.20 and 15,019,771.80 is: 22,529,657.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,311,908.80 : 67,967,863.20 = 15,019,771.80 : x
  2. Step 2: Convert to fraction form
    45,311,908.80/67,967,863.20 = 15,019,771.80/x
  3. Step 3: Cross multiply
    45,311,908.80x = 67,967,863.20 × 15,019,771.80
  4. Step 4: Simplify right side
    45,311,908.80x = 1,020,861,794,997,617.88
  5. Step 5: Solve for x
    x = 1,020,861,794,997,617.88/45,311,908.80
  6. Step 6: Final answer
    x = 22,529,657.70

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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.