Home / 13,488,697.03-18,613,277.25-7,608,007.12

Finding the Fourth Proportional to 13,488,697.03, 18,613,277.25 and 7,608,007.12

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Solution

The fourth proportional to 13,488,697.03, 18,613,277.25 and 7,608,007.12 is: 10,498,415.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,488,697.03 : 18,613,277.25 = 7,608,007.12 : x
  2. Step 2: Convert to fraction form
    13,488,697.03/18,613,277.25 = 7,608,007.12/x
  3. Step 3: Cross multiply
    13,488,697.03x = 18,613,277.25 × 7,608,007.12
  4. Step 4: Simplify right side
    13,488,697.03x = 141,609,945,844,534.03
  5. Step 5: Solve for x
    x = 141,609,945,844,534.03/13,488,697.03
  6. Step 6: Final answer
    x = 10,498,415.49

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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.