Home / 26,324,213.60-39,509,648.40-15,528,015.20

Finding the Fourth Proportional to 26,324,213.60, 39,509,648.40 and 15,528,015.20

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Solution

The fourth proportional to 26,324,213.60, 39,509,648.40 and 15,528,015.20 is: 23,305,783.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,324,213.60 : 39,509,648.40 = 15,528,015.20 : x
  2. Step 2: Convert to fraction form
    26,324,213.60/39,509,648.40 = 15,528,015.20/x
  3. Step 3: Cross multiply
    26,324,213.60x = 39,509,648.40 × 15,528,015.20
  4. Step 4: Simplify right side
    26,324,213.60x = 613,506,420,901,855.62
  5. Step 5: Solve for x
    x = 613,506,420,901,855.62/26,324,213.60
  6. Step 6: Final answer
    x = 23,305,783.42

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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.