Home / 43,653,999.90-65,480,999.85-18,086,511.90

Finding the Fourth Proportional to 43,653,999.90, 65,480,999.85 and 18,086,511.90

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Solution

The fourth proportional to 43,653,999.90, 65,480,999.85 and 18,086,511.90 is: 27,129,767.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,653,999.90 : 65,480,999.85 = 18,086,511.90 : x
  2. Step 2: Convert to fraction form
    43,653,999.90/65,480,999.85 = 18,086,511.90/x
  3. Step 3: Cross multiply
    43,653,999.90x = 65,480,999.85 × 18,086,511.90
  4. Step 4: Simplify right side
    43,653,999.90x = 1,184,322,883,010,923.25
  5. Step 5: Solve for x
    x = 1,184,322,883,010,923.25/43,653,999.90
  6. Step 6: Final answer
    x = 27,129,767.85

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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.