Home / 13,080,913.20-19,613,496.60-6,703,621.20

Finding the Fourth Proportional to 13,080,913.20, 19,613,496.60 and 6,703,621.20

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Solution

The fourth proportional to 13,080,913.20, 19,613,496.60 and 6,703,621.20 is: 10,051,396.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,080,913.20 : 19,613,496.60 = 6,703,621.20 : x
  2. Step 2: Convert to fraction form
    13,080,913.20/19,613,496.60 = 6,703,621.20/x
  3. Step 3: Cross multiply
    13,080,913.20x = 19,613,496.60 × 6,703,621.20
  4. Step 4: Simplify right side
    13,080,913.20x = 131,481,451,613,887.94
  5. Step 5: Solve for x
    x = 131,481,451,613,887.94/13,080,913.20
  6. Step 6: Final answer
    x = 10,051,396.99

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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.