Home / 8,289,786.75-12,420,933.21-5,041,499.24

Finding the Fourth Proportional to 8,289,786.75, 12,420,933.21 and 5,041,499.24

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Solution

The fourth proportional to 8,289,786.75, 12,420,933.21 and 5,041,499.24 is: 7,553,888.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,289,786.75 : 12,420,933.21 = 5,041,499.24 : x
  2. Step 2: Convert to fraction form
    8,289,786.75/12,420,933.21 = 5,041,499.24/x
  3. Step 3: Cross multiply
    8,289,786.75x = 12,420,933.21 × 5,041,499.24
  4. Step 4: Simplify right side
    8,289,786.75x = 62,620,125,276,201.10
  5. Step 5: Solve for x
    x = 62,620,125,276,201.10/8,289,786.75
  6. Step 6: Final answer
    x = 7,553,888.56

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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.