Home / 12,176,362.08-18,264,530.88-4,987,909.44

Finding the Fourth Proportional to 12,176,362.08, 18,264,530.88 and 4,987,909.44

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Solution

The fourth proportional to 12,176,362.08, 18,264,530.88 and 4,987,909.44 is: 7,481,859.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,176,362.08 : 18,264,530.88 = 4,987,909.44 : x
  2. Step 2: Convert to fraction form
    12,176,362.08/18,264,530.88 = 4,987,909.44/x
  3. Step 3: Cross multiply
    12,176,362.08x = 18,264,530.88 × 4,987,909.44
  4. Step 4: Simplify right side
    12,176,362.08x = 91,101,825,993,523.52
  5. Step 5: Solve for x
    x = 91,101,825,993,523.52/12,176,362.08
  6. Step 6: Final answer
    x = 7,481,859.15

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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.