Home / 36,305,429.40-54,458,144.10-28,085,808.60

Finding the Fourth Proportional to 36,305,429.40, 54,458,144.10 and 28,085,808.60

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Solution

The fourth proportional to 36,305,429.40, 54,458,144.10 and 28,085,808.60 is: 42,128,712.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,305,429.40 : 54,458,144.10 = 28,085,808.60 : x
  2. Step 2: Convert to fraction form
    36,305,429.40/54,458,144.10 = 28,085,808.60/x
  3. Step 3: Cross multiply
    36,305,429.40x = 54,458,144.10 × 28,085,808.60
  4. Step 4: Simplify right side
    36,305,429.40x = 1,529,501,011,903,819.50
  5. Step 5: Solve for x
    x = 1,529,501,011,903,819.50/36,305,429.40
  6. Step 6: Final answer
    x = 42,128,712.90

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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.