Home / 13,473,401.33-18,593,310.25-7,278,447.72

Finding the Fourth Proportional to 13,473,401.33, 18,593,310.25 and 7,278,447.72

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Solution

The fourth proportional to 13,473,401.33, 18,593,310.25 and 7,278,447.72 is: 10,044,266.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,473,401.33 : 18,593,310.25 = 7,278,447.72 : x
  2. Step 2: Convert to fraction form
    13,473,401.33/18,593,310.25 = 7,278,447.72/x
  3. Step 3: Cross multiply
    13,473,401.33x = 18,593,310.25 × 7,278,447.72
  4. Step 4: Simplify right side
    13,473,401.33x = 135,330,436,596,365.12
  5. Step 5: Solve for x
    x = 135,330,436,596,365.12/13,473,401.33
  6. Step 6: Final answer
    x = 10,044,266.72

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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.