Home / 26,653,993.25-39,985,286.04-8,209,929.66

Finding the Fourth Proportional to 26,653,993.25, 39,985,286.04 and 8,209,929.66

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Solution

The fourth proportional to 26,653,993.25, 39,985,286.04 and 8,209,929.66 is: 12,316,217.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,653,993.25 : 39,985,286.04 = 8,209,929.66 : x
  2. Step 2: Convert to fraction form
    26,653,993.25/39,985,286.04 = 8,209,929.66/x
  3. Step 3: Cross multiply
    26,653,993.25x = 39,985,286.04 × 8,209,929.66
  4. Step 4: Simplify right side
    26,653,993.25x = 328,276,385,842,121.06
  5. Step 5: Solve for x
    x = 328,276,385,842,121.06/26,653,993.25
  6. Step 6: Final answer
    x = 12,316,217.79

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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.