Home / 12,464,620.25-18,703,513.22-8,844,740.91

Finding the Fourth Proportional to 12,464,620.25, 18,703,513.22 and 8,844,740.91

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Solution

The fourth proportional to 12,464,620.25, 18,703,513.22 and 8,844,740.91 is: 13,271,782.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,464,620.25 : 18,703,513.22 = 8,844,740.91 : x
  2. Step 2: Convert to fraction form
    12,464,620.25/18,703,513.22 = 8,844,740.91/x
  3. Step 3: Cross multiply
    12,464,620.25x = 18,703,513.22 × 8,844,740.91
  4. Step 4: Simplify right side
    12,464,620.25x = 165,427,728,493,436.12
  5. Step 5: Solve for x
    x = 165,427,728,493,436.12/12,464,620.25
  6. Step 6: Final answer
    x = 13,271,782.47

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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.