Home / 13,265,542.32-19,866,426.40-7,568,494.80

Finding the Fourth Proportional to 13,265,542.32, 19,866,426.40 and 7,568,494.80

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Solution

The fourth proportional to 13,265,542.32, 19,866,426.40 and 7,568,494.80 is: 11,334,549.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,265,542.32 : 19,866,426.40 = 7,568,494.80 : x
  2. Step 2: Convert to fraction form
    13,265,542.32/19,866,426.40 = 7,568,494.80/x
  3. Step 3: Cross multiply
    13,265,542.32x = 19,866,426.40 × 7,568,494.80
  4. Step 4: Simplify right side
    13,265,542.32x = 150,358,944,902,982.72
  5. Step 5: Solve for x
    x = 150,358,944,902,982.72/13,265,542.32
  6. Step 6: Final answer
    x = 11,334,549.41

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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.