Home / 13,053,265.34-18,012,450.11-7,546,993.47

Finding the Fourth Proportional to 13,053,265.34, 18,012,450.11 and 7,546,993.47

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Solution

The fourth proportional to 13,053,265.34, 18,012,450.11 and 7,546,993.47 is: 10,414,240.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,053,265.34 : 18,012,450.11 = 7,546,993.47 : x
  2. Step 2: Convert to fraction form
    13,053,265.34/18,012,450.11 = 7,546,993.47/x
  3. Step 3: Cross multiply
    13,053,265.34x = 18,012,450.11 × 7,546,993.47
  4. Step 4: Simplify right side
    13,053,265.34x = 135,939,843,321,135.81
  5. Step 5: Solve for x
    x = 135,939,843,321,135.81/13,053,265.34
  6. Step 6: Final answer
    x = 10,414,240.41

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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.