Home / 43,620,057.60-65,424,837.60-18,058,401.60

Finding the Fourth Proportional to 43,620,057.60, 65,424,837.60 and 18,058,401.60

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Solution

The fourth proportional to 43,620,057.60, 65,424,837.60 and 18,058,401.60 is: 27,085,429.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,620,057.60 : 65,424,837.60 = 18,058,401.60 : x
  2. Step 2: Convert to fraction form
    43,620,057.60/65,424,837.60 = 18,058,401.60/x
  3. Step 3: Cross multiply
    43,620,057.60x = 65,424,837.60 × 18,058,401.60
  4. Step 4: Simplify right side
    43,620,057.60x = 1,181,467,991,995,580.25
  5. Step 5: Solve for x
    x = 1,181,467,991,995,580.25/43,620,057.60
  6. Step 6: Final answer
    x = 27,085,429.43

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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.