Home / 12,364,776.20-17,065,434.42-6,859,924.60

Finding the Fourth Proportional to 12,364,776.20, 17,065,434.42 and 6,859,924.60

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Solution

The fourth proportional to 12,364,776.20, 17,065,434.42 and 6,859,924.60 is: 9,467,829.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,364,776.20 : 17,065,434.42 = 6,859,924.60 : x
  2. Step 2: Convert to fraction form
    12,364,776.20/17,065,434.42 = 6,859,924.60/x
  3. Step 3: Cross multiply
    12,364,776.20x = 17,065,434.42 × 6,859,924.60
  4. Step 4: Simplify right side
    12,364,776.20x = 117,067,593,344,781.16
  5. Step 5: Solve for x
    x = 117,067,593,344,781.16/12,364,776.20
  6. Step 6: Final answer
    x = 9,467,829.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.