Home / 10,378,174.57-15,567,262.22-7,556,244.73

Finding the Fourth Proportional to 10,378,174.57, 15,567,262.22 and 7,556,244.73

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Solution

The fourth proportional to 10,378,174.57, 15,567,262.22 and 7,556,244.73 is: 11,334,367.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,378,174.57 : 15,567,262.22 = 7,556,244.73 : x
  2. Step 2: Convert to fraction form
    10,378,174.57/15,567,262.22 = 7,556,244.73/x
  3. Step 3: Cross multiply
    10,378,174.57x = 15,567,262.22 × 7,556,244.73
  4. Step 4: Simplify right side
    10,378,174.57x = 117,630,043,072,621.88
  5. Step 5: Solve for x
    x = 117,630,043,072,621.88/10,378,174.57
  6. Step 6: Final answer
    x = 11,334,367.36

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.