Home / 11,925,090.24-16,455,794.40-6,768,556.80

Finding the Fourth Proportional to 11,925,090.24, 16,455,794.40 and 6,768,556.80

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Solution

The fourth proportional to 11,925,090.24, 16,455,794.40 and 6,768,556.80 is: 9,340,137.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,925,090.24 : 16,455,794.40 = 6,768,556.80 : x
  2. Step 2: Convert to fraction form
    11,925,090.24/16,455,794.40 = 6,768,556.80/x
  3. Step 3: Cross multiply
    11,925,090.24x = 16,455,794.40 × 6,768,556.80
  4. Step 4: Simplify right side
    11,925,090.24x = 111,381,979,085,521.92
  5. Step 5: Solve for x
    x = 111,381,979,085,521.92/11,925,090.24
  6. Step 6: Final answer
    x = 9,340,137.21

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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.