Home / 13,488,564.06-18,613,093.14-7,607,874.18

Finding the Fourth Proportional to 13,488,564.06, 18,613,093.14 and 7,607,874.18

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Solution

The fourth proportional to 13,488,564.06, 18,613,093.14 and 7,607,874.18 is: 10,498,231.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,488,564.06 : 18,613,093.14 = 7,607,874.18 : x
  2. Step 2: Convert to fraction form
    13,488,564.06/18,613,093.14 = 7,607,874.18/x
  3. Step 3: Cross multiply
    13,488,564.06x = 18,613,093.14 × 7,607,874.18
  4. Step 4: Simplify right side
    13,488,564.06x = 141,606,070,709,741.12
  5. Step 5: Solve for x
    x = 141,606,070,709,741.12/13,488,564.06
  6. Step 6: Final answer
    x = 10,498,231.69

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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.