Home / 22,589,902.94-31,172,872.98-12,800,464.48

Finding the Fourth Proportional to 22,589,902.94, 31,172,872.98 and 12,800,464.48

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Solution

The fourth proportional to 22,589,902.94, 31,172,872.98 and 12,800,464.48 is: 17,663,964.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,589,902.94 : 31,172,872.98 = 12,800,464.48 : x
  2. Step 2: Convert to fraction form
    22,589,902.94/31,172,872.98 = 12,800,464.48/x
  3. Step 3: Cross multiply
    22,589,902.94x = 31,172,872.98 × 12,800,464.48
  4. Step 4: Simplify right side
    22,589,902.94x = 399,027,253,320,041.75
  5. Step 5: Solve for x
    x = 399,027,253,320,041.75/22,589,902.94
  6. Step 6: Final answer
    x = 17,663,964.93

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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.