Home / 13,614,794.64-18,788,175.64-7,419,898.44

Finding the Fourth Proportional to 13,614,794.64, 18,788,175.64 and 7,419,898.44

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Solution

The fourth proportional to 13,614,794.64, 18,788,175.64 and 7,419,898.44 is: 10,239,328.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,614,794.64 : 18,788,175.64 = 7,419,898.44 : x
  2. Step 2: Convert to fraction form
    13,614,794.64/18,788,175.64 = 7,419,898.44/x
  3. Step 3: Cross multiply
    13,614,794.64x = 18,788,175.64 × 7,419,898.44
  4. Step 4: Simplify right side
    13,614,794.64x = 139,406,355,121,682.02
  5. Step 5: Solve for x
    x = 139,406,355,121,682.02/13,614,794.64
  6. Step 6: Final answer
    x = 10,239,328.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.