Home / 8,197,336.80-12,296,005.20-5,366,181.60

Finding the Fourth Proportional to 8,197,336.80, 12,296,005.20 and 5,366,181.60

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Solution

The fourth proportional to 8,197,336.80, 12,296,005.20 and 5,366,181.60 is: 8,049,272.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,197,336.80 : 12,296,005.20 = 5,366,181.60 : x
  2. Step 2: Convert to fraction form
    8,197,336.80/12,296,005.20 = 5,366,181.60/x
  3. Step 3: Cross multiply
    8,197,336.80x = 12,296,005.20 × 5,366,181.60
  4. Step 4: Simplify right side
    8,197,336.80x = 65,982,596,857,744.31
  5. Step 5: Solve for x
    x = 65,982,596,857,744.31/8,197,336.80
  6. Step 6: Final answer
    x = 8,049,272.40

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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.