Home / 13,564,135.72-20,346,395.04-3,979,712.14

Finding the Fourth Proportional to 13,564,135.72, 20,346,395.04 and 3,979,712.14

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Solution

The fourth proportional to 13,564,135.72, 20,346,395.04 and 3,979,712.14 is: 5,969,624.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,564,135.72 : 20,346,395.04 = 3,979,712.14 : x
  2. Step 2: Convert to fraction form
    13,564,135.72/20,346,395.04 = 3,979,712.14/x
  3. Step 3: Cross multiply
    13,564,135.72x = 20,346,395.04 × 3,979,712.14
  4. Step 4: Simplify right side
    13,564,135.72x = 80,972,795,345,923.78
  5. Step 5: Solve for x
    x = 80,972,795,345,923.78/13,564,135.72
  6. Step 6: Final answer
    x = 5,969,624.38

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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.