Home / 13,488,563.14-18,613,091.82-7,607,873.23

Finding the Fourth Proportional to 13,488,563.14, 18,613,091.82 and 7,607,873.23

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Solution

The fourth proportional to 13,488,563.14, 18,613,091.82 and 7,607,873.23 is: 10,498,230.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,488,563.14 : 18,613,091.82 = 7,607,873.23 : x
  2. Step 2: Convert to fraction form
    13,488,563.14/18,613,091.82 = 7,607,873.23/x
  3. Step 3: Cross multiply
    13,488,563.14x = 18,613,091.82 × 7,607,873.23
  4. Step 4: Simplify right side
    13,488,563.14x = 141,606,042,966,906.78
  5. Step 5: Solve for x
    x = 141,606,042,966,906.78/13,488,563.14
  6. Step 6: Final answer
    x = 10,498,230.35

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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.