Home / 6,109,815.70-8,430,608.38-3,530,998.44

Finding the Fourth Proportional to 6,109,815.70, 8,430,608.38 and 3,530,998.44

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Solution

The fourth proportional to 6,109,815.70, 8,430,608.38 and 3,530,998.44 is: 4,872,236.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,109,815.70 : 8,430,608.38 = 3,530,998.44 : x
  2. Step 2: Convert to fraction form
    6,109,815.70/8,430,608.38 = 3,530,998.44/x
  3. Step 3: Cross multiply
    6,109,815.70x = 8,430,608.38 × 3,530,998.44
  4. Step 4: Simplify right side
    6,109,815.70x = 29,768,465,038,030.93
  5. Step 5: Solve for x
    x = 29,768,465,038,030.93/6,109,815.70
  6. Step 6: Final answer
    x = 4,872,236.17

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Double scale
Find fourth proportional to 6,109,816.70, 8,430,609.76 and 3,530,999.44
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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.