Home / 8,796,667.20-13,187,320.80-3,408,993.60

Finding the Fourth Proportional to 8,796,667.20, 13,187,320.80 and 3,408,993.60

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Solution

The fourth proportional to 8,796,667.20, 13,187,320.80 and 3,408,993.60 is: 5,110,514.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,796,667.20 : 13,187,320.80 = 3,408,993.60 : x
  2. Step 2: Convert to fraction form
    8,796,667.20/13,187,320.80 = 3,408,993.60/x
  3. Step 3: Cross multiply
    8,796,667.20x = 13,187,320.80 × 3,408,993.60
  4. Step 4: Simplify right side
    8,796,667.20x = 44,955,492,208,346.88
  5. Step 5: Solve for x
    x = 44,955,492,208,346.88/8,796,667.20
  6. Step 6: Final answer
    x = 5,110,514.15

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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.