Home / 10,384,803.21-15,577,869.11-3,995,055.56

Finding the Fourth Proportional to 10,384,803.21, 15,577,869.11 and 3,995,055.56

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Solution

The fourth proportional to 10,384,803.21, 15,577,869.11 and 3,995,055.56 is: 5,992,838.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,384,803.21 : 15,577,869.11 = 3,995,055.56 : x
  2. Step 2: Convert to fraction form
    10,384,803.21/15,577,869.11 = 3,995,055.56/x
  3. Step 3: Cross multiply
    10,384,803.21x = 15,577,869.11 × 3,995,055.56
  4. Step 4: Simplify right side
    10,384,803.21x = 62,234,452,600,857.75
  5. Step 5: Solve for x
    x = 62,234,452,600,857.75/10,384,803.21
  6. Step 6: Final answer
    x = 5,992,838.90

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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.