Home / 43,955,999.70-65,933,999.55-18,394,343.70

Finding the Fourth Proportional to 43,955,999.70, 65,933,999.55 and 18,394,343.70

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Solution

The fourth proportional to 43,955,999.70, 65,933,999.55 and 18,394,343.70 is: 27,591,515.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,955,999.70 : 65,933,999.55 = 18,394,343.70 : x
  2. Step 2: Convert to fraction form
    43,955,999.70/65,933,999.55 = 18,394,343.70/x
  3. Step 3: Cross multiply
    43,955,999.70x = 65,933,999.55 × 18,394,343.70
  4. Step 4: Simplify right side
    43,955,999.70x = 1,212,812,649,238,345.25
  5. Step 5: Solve for x
    x = 1,212,812,649,238,345.25/43,955,999.70
  6. Step 6: Final answer
    x = 27,591,515.55

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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.