Home / 13,355,233.29-20,022,585.21-6,784,540.29

Finding the Fourth Proportional to 13,355,233.29, 20,022,585.21 and 6,784,540.29

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Solution

The fourth proportional to 13,355,233.29, 20,022,585.21 and 6,784,540.29 is: 10,171,595.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,355,233.29 : 20,022,585.21 = 6,784,540.29 : x
  2. Step 2: Convert to fraction form
    13,355,233.29/20,022,585.21 = 6,784,540.29/x
  3. Step 3: Cross multiply
    13,355,233.29x = 20,022,585.21 × 6,784,540.29
  4. Step 4: Simplify right side
    13,355,233.29x = 135,844,036,067,203.12
  5. Step 5: Solve for x
    x = 135,844,036,067,203.12/13,355,233.29
  6. Step 6: Final answer
    x = 10,171,595.89

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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.