Home / 12,766,343.27-17,617,529.72-6,965,128.94

Finding the Fourth Proportional to 12,766,343.27, 17,617,529.72 and 6,965,128.94

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Solution

The fourth proportional to 12,766,343.27, 17,617,529.72 and 6,965,128.94 is: 9,611,864.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,766,343.27 : 17,617,529.72 = 6,965,128.94 : x
  2. Step 2: Convert to fraction form
    12,766,343.27/17,617,529.72 = 6,965,128.94/x
  3. Step 3: Cross multiply
    12,766,343.27x = 17,617,529.72 × 6,965,128.94
  4. Step 4: Simplify right side
    12,766,343.27x = 122,708,365,981,168.80
  5. Step 5: Solve for x
    x = 122,708,365,981,168.80/12,766,343.27
  6. Step 6: Final answer
    x = 9,611,864.84

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