Home / 7,085,632.54-9,782,879.40-5,451,156.22

Finding the Fourth Proportional to 7,085,632.54, 9,782,879.40 and 5,451,156.22

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Solution

The fourth proportional to 7,085,632.54, 9,782,879.40 and 5,451,156.22 is: 7,526,216.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,085,632.54 : 9,782,879.40 = 5,451,156.22 : x
  2. Step 2: Convert to fraction form
    7,085,632.54/9,782,879.40 = 5,451,156.22/x
  3. Step 3: Cross multiply
    7,085,632.54x = 9,782,879.40 × 5,451,156.22
  4. Step 4: Simplify right side
    7,085,632.54x = 53,328,003,890,819.87
  5. Step 5: Solve for x
    x = 53,328,003,890,819.87/7,085,632.54
  6. Step 6: Final answer
    x = 7,526,216.41

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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.