Home / 10,965,614.20-16,448,421.30-2,987,438.20

Finding the Fourth Proportional to 10,965,614.20, 16,448,421.30 and 2,987,438.20

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Solution

The fourth proportional to 10,965,614.20, 16,448,421.30 and 2,987,438.20 is: 4,481,157.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,965,614.20 : 16,448,421.30 = 2,987,438.20 : x
  2. Step 2: Convert to fraction form
    10,965,614.20/16,448,421.30 = 2,987,438.20/x
  3. Step 3: Cross multiply
    10,965,614.20x = 16,448,421.30 × 2,987,438.20
  4. Step 4: Simplify right side
    10,965,614.20x = 49,138,642,121,313.66
  5. Step 5: Solve for x
    x = 49,138,642,121,313.66/10,965,614.20
  6. Step 6: Final answer
    x = 4,481,157.30

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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.