Home / 13,194,494.70-18,197,606.41-9,287,185.44

Finding the Fourth Proportional to 13,194,494.70, 18,197,606.41 and 9,287,185.44

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Solution

The fourth proportional to 13,194,494.70, 18,197,606.41 and 9,287,185.44 is: 12,808,716.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,194,494.70 : 18,197,606.41 = 9,287,185.44 : x
  2. Step 2: Convert to fraction form
    13,194,494.70/18,197,606.41 = 9,287,185.44/x
  3. Step 3: Cross multiply
    13,194,494.70x = 18,197,606.41 × 9,287,185.44
  4. Step 4: Simplify right side
    13,194,494.70x = 169,004,545,338,825.72
  5. Step 5: Solve for x
    x = 169,004,545,338,825.72/13,194,494.70
  6. Step 6: Final answer
    x = 12,808,716.76

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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.