Home / 8,118,843.90-11,204,003.63-4,855,658.12

Finding the Fourth Proportional to 8,118,843.90, 11,204,003.63 and 4,855,658.12

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Solution

The fourth proportional to 8,118,843.90, 11,204,003.63 and 4,855,658.12 is: 6,700,807.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,118,843.90 : 11,204,003.63 = 4,855,658.12 : x
  2. Step 2: Convert to fraction form
    8,118,843.90/11,204,003.63 = 4,855,658.12/x
  3. Step 3: Cross multiply
    8,118,843.90x = 11,204,003.63 × 4,855,658.12
  4. Step 4: Simplify right side
    8,118,843.90x = 54,402,811,202,518.98
  5. Step 5: Solve for x
    x = 54,402,811,202,518.98/8,118,843.90
  6. Step 6: Final answer
    x = 6,700,807.64

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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.