Home / 36,312,009.40-54,530,999.70-19,305,897.40

Finding the Fourth Proportional to 36,312,009.40, 54,530,999.70 and 19,305,897.40

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Solution

The fourth proportional to 36,312,009.40, 54,530,999.70 and 19,305,897.40 is: 28,992,333.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,312,009.40 : 54,530,999.70 = 19,305,897.40 : x
  2. Step 2: Convert to fraction form
    36,312,009.40/54,530,999.70 = 19,305,897.40/x
  3. Step 3: Cross multiply
    36,312,009.40x = 54,530,999.70 × 19,305,897.40
  4. Step 4: Simplify right side
    36,312,009.40x = 1,052,769,885,327,630.75
  5. Step 5: Solve for x
    x = 1,052,769,885,327,630.75/36,312,009.40
  6. Step 6: Final answer
    x = 28,992,333.47

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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.