Home / 12,165,724.99-16,789,127.54-6,659,104.34

Finding the Fourth Proportional to 12,165,724.99, 16,789,127.54 and 6,659,104.34

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Solution

The fourth proportional to 12,165,724.99, 16,789,127.54 and 6,659,104.34 is: 9,189,797.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,165,724.99 : 16,789,127.54 = 6,659,104.34 : x
  2. Step 2: Convert to fraction form
    12,165,724.99/16,789,127.54 = 6,659,104.34/x
  3. Step 3: Cross multiply
    12,165,724.99x = 16,789,127.54 × 6,659,104.34
  4. Step 4: Simplify right side
    12,165,724.99x = 111,800,552,074,712.22
  5. Step 5: Solve for x
    x = 111,800,552,074,712.22/12,165,724.99
  6. Step 6: Final answer
    x = 9,189,797.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.