Home / 13,488,697.16-18,613,277.43-7,608,007.25

Finding the Fourth Proportional to 13,488,697.16, 18,613,277.43 and 7,608,007.25

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Solution

The fourth proportional to 13,488,697.16, 18,613,277.43 and 7,608,007.25 is: 10,498,415.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,488,697.16 : 18,613,277.43 = 7,608,007.25 : x
  2. Step 2: Convert to fraction form
    13,488,697.16/18,613,277.43 = 7,608,007.25/x
  3. Step 3: Cross multiply
    13,488,697.16x = 18,613,277.43 × 7,608,007.25
  4. Step 4: Simplify right side
    13,488,697.16x = 141,609,949,540,634.97
  5. Step 5: Solve for x
    x = 141,609,949,540,634.97/13,488,697.16
  6. Step 6: Final answer
    x = 10,498,415.67

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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.