Home / 12,448,033.20-18,672,049.80-2,992,417.20

Finding the Fourth Proportional to 12,448,033.20, 18,672,049.80 and 2,992,417.20

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Solution

The fourth proportional to 12,448,033.20, 18,672,049.80 and 2,992,417.20 is: 4,488,625.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,448,033.20 : 18,672,049.80 = 2,992,417.20 : x
  2. Step 2: Convert to fraction form
    12,448,033.20/18,672,049.80 = 2,992,417.20/x
  3. Step 3: Cross multiply
    12,448,033.20x = 18,672,049.80 × 2,992,417.20
  4. Step 4: Simplify right side
    12,448,033.20x = 55,874,562,980,776.56
  5. Step 5: Solve for x
    x = 55,874,562,980,776.56/12,448,033.20
  6. Step 6: Final answer
    x = 4,488,625.80

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1.5x scale

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.