Home / 14,101,504.20-21,154,138.62-5,579,847.78

Finding the Fourth Proportional to 14,101,504.20, 21,154,138.62 and 5,579,847.78

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Solution

The fourth proportional to 14,101,504.20, 21,154,138.62 and 5,579,847.78 is: 8,370,516.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,101,504.20 : 21,154,138.62 = 5,579,847.78 : x
  2. Step 2: Convert to fraction form
    14,101,504.20/21,154,138.62 = 5,579,847.78/x
  3. Step 3: Cross multiply
    14,101,504.20x = 21,154,138.62 × 5,579,847.78
  4. Step 4: Simplify right side
    14,101,504.20x = 118,036,873,416,619.28
  5. Step 5: Solve for x
    x = 118,036,873,416,619.28/14,101,504.20
  6. Step 6: Final answer
    x = 8,370,516.49

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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.