Home / 8,298,064.80-12,448,846.80-2,618,863.20

Finding the Fourth Proportional to 8,298,064.80, 12,448,846.80 and 2,618,863.20

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Solution

The fourth proportional to 8,298,064.80, 12,448,846.80 and 2,618,863.20 is: 3,928,846.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,298,064.80 : 12,448,846.80 = 2,618,863.20 : x
  2. Step 2: Convert to fraction form
    8,298,064.80/12,448,846.80 = 2,618,863.20/x
  3. Step 3: Cross multiply
    8,298,064.80x = 12,448,846.80 × 2,618,863.20
  4. Step 4: Simplify right side
    8,298,064.80x = 32,601,826,766,957.77
  5. Step 5: Solve for x
    x = 32,601,826,766,957.77/8,298,064.80
  6. Step 6: Final answer
    x = 3,928,846.97

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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.