Home / 13,447,645.10-18,556,319.22-7,567,176.62

Finding the Fourth Proportional to 13,447,645.10, 18,556,319.22 and 7,567,176.62

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Solution

The fourth proportional to 13,447,645.10, 18,556,319.22 and 7,567,176.62 is: 10,441,898.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,447,645.10 : 18,556,319.22 = 7,567,176.62 : x
  2. Step 2: Convert to fraction form
    13,447,645.10/18,556,319.22 = 7,567,176.62/x
  3. Step 3: Cross multiply
    13,447,645.10x = 18,556,319.22 × 7,567,176.62
  4. Step 4: Simplify right side
    13,447,645.10x = 140,418,944,954,840.62
  5. Step 5: Solve for x
    x = 140,418,944,954,840.62/13,447,645.10
  6. Step 6: Final answer
    x = 10,441,898.48

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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.