Home / 36,637,910.40-54,956,865.60-18,722,006.40

Finding the Fourth Proportional to 36,637,910.40, 54,956,865.60 and 18,722,006.40

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Solution

The fourth proportional to 36,637,910.40, 54,956,865.60 and 18,722,006.40 is: 28,083,009.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,637,910.40 : 54,956,865.60 = 18,722,006.40 : x
  2. Step 2: Convert to fraction form
    36,637,910.40/54,956,865.60 = 18,722,006.40/x
  3. Step 3: Cross multiply
    36,637,910.40x = 54,956,865.60 × 18,722,006.40
  4. Step 4: Simplify right side
    36,637,910.40x = 1,028,902,789,487,139.75
  5. Step 5: Solve for x
    x = 1,028,902,789,487,139.75/36,637,910.40
  6. Step 6: Final answer
    x = 28,083,009.60

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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.