Home / 10,201,998.60-15,302,997.90-3,470,412.60

Finding the Fourth Proportional to 10,201,998.60, 15,302,997.90 and 3,470,412.60

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Solution

The fourth proportional to 10,201,998.60, 15,302,997.90 and 3,470,412.60 is: 5,205,618.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,201,998.60 : 15,302,997.90 = 3,470,412.60 : x
  2. Step 2: Convert to fraction form
    10,201,998.60/15,302,997.90 = 3,470,412.60/x
  3. Step 3: Cross multiply
    10,201,998.60x = 15,302,997.90 × 3,470,412.60
  4. Step 4: Simplify right side
    10,201,998.60x = 53,107,716,729,933.54
  5. Step 5: Solve for x
    x = 53,107,716,729,933.54/10,201,998.60
  6. Step 6: Final answer
    x = 5,205,618.90

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Similar ratio
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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.