Home / 8,226,485.88-11,351,198.70-5,168,535

Finding the Fourth Proportional to 8,226,485.88, 11,351,198.70 and 5,168,535

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Solution

The fourth proportional to 8,226,485.88, 11,351,198.70 and 5,168,535 is: 7,131,728.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,226,485.88 : 11,351,198.70 = 5,168,535 : x
  2. Step 2: Convert to fraction form
    8,226,485.88/11,351,198.70 = 5,168,535/x
  3. Step 3: Cross multiply
    8,226,485.88x = 11,351,198.70 × 5,168,535
  4. Step 4: Simplify right side
    8,226,485.88x = 58,669,067,772,904.50
  5. Step 5: Solve for x
    x = 58,669,067,772,904.50/8,226,485.88
  6. Step 6: Final answer
    x = 7,131,728.98

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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.