Home / 17,173,179.72-23,699,556.18-9,438,496.20

Finding the Fourth Proportional to 17,173,179.72, 23,699,556.18 and 9,438,496.20

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Solution

The fourth proportional to 17,173,179.72, 23,699,556.18 and 9,438,496.20 is: 13,025,437.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,173,179.72 : 23,699,556.18 = 9,438,496.20 : x
  2. Step 2: Convert to fraction form
    17,173,179.72/23,699,556.18 = 9,438,496.20/x
  3. Step 3: Cross multiply
    17,173,179.72x = 23,699,556.18 × 9,438,496.20
  4. Step 4: Simplify right side
    17,173,179.72x = 223,688,170,946,616.50
  5. Step 5: Solve for x
    x = 223,688,170,946,616.50/17,173,179.72
  6. Step 6: Final answer
    x = 13,025,437.02

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Double scale
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1.5x scale

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.