Home / 36,312,008.40-54,530,998.20-19,305,896.40

Finding the Fourth Proportional to 36,312,008.40, 54,530,998.20 and 19,305,896.40

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Solution

The fourth proportional to 36,312,008.40, 54,530,998.20 and 19,305,896.40 is: 28,992,331.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,312,008.40 : 54,530,998.20 = 19,305,896.40 : x
  2. Step 2: Convert to fraction form
    36,312,008.40/54,530,998.20 = 19,305,896.40/x
  3. Step 3: Cross multiply
    36,312,008.40x = 54,530,998.20 × 19,305,896.40
  4. Step 4: Simplify right side
    36,312,008.40x = 1,052,769,801,837,786.50
  5. Step 5: Solve for x
    x = 1,052,769,801,837,786.50/36,312,008.40
  6. Step 6: Final answer
    x = 28,992,331.96

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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.