Home / 10,863,989.46-14,986,683.99-7,379,507.97

Finding the Fourth Proportional to 10,863,989.46, 14,986,683.99 and 7,379,507.97

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Solution

The fourth proportional to 10,863,989.46, 14,986,683.99 and 7,379,507.97 is: 10,179,902.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,863,989.46 : 14,986,683.99 = 7,379,507.97 : x
  2. Step 2: Convert to fraction form
    10,863,989.46/14,986,683.99 = 7,379,507.97/x
  3. Step 3: Cross multiply
    10,863,989.46x = 14,986,683.99 × 7,379,507.97
  4. Step 4: Simplify right side
    10,863,989.46x = 110,594,353,948,076.39
  5. Step 5: Solve for x
    x = 110,594,353,948,076.39/10,863,989.46
  6. Step 6: Final answer
    x = 10,179,902.54

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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.