Home / 13,063,465.82-18,028,198.14-7,262,344.51

Finding the Fourth Proportional to 13,063,465.82, 18,028,198.14 and 7,262,344.51

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Solution

The fourth proportional to 13,063,465.82, 18,028,198.14 and 7,262,344.51 is: 10,022,377.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,063,465.82 : 18,028,198.14 = 7,262,344.51 : x
  2. Step 2: Convert to fraction form
    13,063,465.82/18,028,198.14 = 7,262,344.51/x
  3. Step 3: Cross multiply
    13,063,465.82x = 18,028,198.14 × 7,262,344.51
  4. Step 4: Simplify right side
    13,063,465.82x = 130,926,985,787,221.22
  5. Step 5: Solve for x
    x = 130,926,985,787,221.22/13,063,465.82
  6. Step 6: Final answer
    x = 10,022,377.49

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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.