Home / 13,863,972.15-20,796,432.66-4,765,992.03

Finding the Fourth Proportional to 13,863,972.15, 20,796,432.66 and 4,765,992.03

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Solution

The fourth proportional to 13,863,972.15, 20,796,432.66 and 4,765,992.03 is: 7,149,151.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,863,972.15 : 20,796,432.66 = 4,765,992.03 : x
  2. Step 2: Convert to fraction form
    13,863,972.15/20,796,432.66 = 4,765,992.03/x
  3. Step 3: Cross multiply
    13,863,972.15x = 20,796,432.66 × 4,765,992.03
  4. Step 4: Simplify right side
    13,863,972.15x = 99,115,632,309,991.70
  5. Step 5: Solve for x
    x = 99,115,632,309,991.70/13,863,972.15
  6. Step 6: Final answer
    x = 7,149,151.14

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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.