Home / 13,504,732.14-18,636,530.99-7,393,160.64

Finding the Fourth Proportional to 13,504,732.14, 18,636,530.99 and 7,393,160.64

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Solution

The fourth proportional to 13,504,732.14, 18,636,530.99 and 7,393,160.64 is: 10,202,562.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,504,732.14 : 18,636,530.99 = 7,393,160.64 : x
  2. Step 2: Convert to fraction form
    13,504,732.14/18,636,530.99 = 7,393,160.64/x
  3. Step 3: Cross multiply
    13,504,732.14x = 18,636,530.99 × 7,393,160.64
  4. Step 4: Simplify right side
    13,504,732.14x = 137,782,867,381,408.22
  5. Step 5: Solve for x
    x = 137,782,867,381,408.22/13,504,732.14
  6. Step 6: Final answer
    x = 10,202,562.03

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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.