Home / 6,412,231.71-8,848,708.38-3,658,869.18

Finding the Fourth Proportional to 6,412,231.71, 8,848,708.38 and 3,658,869.18

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Solution

The fourth proportional to 6,412,231.71, 8,848,708.38 and 3,658,869.18 is: 5,049,141.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,412,231.71 : 8,848,708.38 = 3,658,869.18 : x
  2. Step 2: Convert to fraction form
    6,412,231.71/8,848,708.38 = 3,658,869.18/x
  3. Step 3: Cross multiply
    6,412,231.71x = 8,848,708.38 × 3,658,869.18
  4. Step 4: Simplify right side
    6,412,231.71x = 32,376,266,374,389.73
  5. Step 5: Solve for x
    x = 32,376,266,374,389.73/6,412,231.71
  6. Step 6: Final answer
    x = 5,049,141.68

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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.