Home / 47,513,221.05-65,568,245.06-25,783,189.05

Finding the Fourth Proportional to 47,513,221.05, 65,568,245.06 and 25,783,189.05

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Solution

The fourth proportional to 47,513,221.05, 65,568,245.06 and 25,783,189.05 is: 35,580,800.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,513,221.05 : 65,568,245.06 = 25,783,189.05 : x
  2. Step 2: Convert to fraction form
    47,513,221.05/65,568,245.06 = 25,783,189.05/x
  3. Step 3: Cross multiply
    47,513,221.05x = 65,568,245.06 × 25,783,189.05
  4. Step 4: Simplify right side
    47,513,221.05x = 1,690,558,457,929,792.75
  5. Step 5: Solve for x
    x = 1,690,558,457,929,792.75/47,513,221.05
  6. Step 6: Final answer
    x = 35,580,800.89

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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.