Home / 12,696,935.79-17,511,641.60-8,350,484.97

Finding the Fourth Proportional to 12,696,935.79, 17,511,641.60 and 8,350,484.97

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Solution

The fourth proportional to 12,696,935.79, 17,511,641.60 and 8,350,484.97 is: 11,517,007.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,696,935.79 : 17,511,641.60 = 8,350,484.97 : x
  2. Step 2: Convert to fraction form
    12,696,935.79/17,511,641.60 = 8,350,484.97/x
  3. Step 3: Cross multiply
    12,696,935.79x = 17,511,641.60 × 8,350,484.97
  4. Step 4: Simplify right side
    12,696,935.79x = 146,230,699,939,074.31
  5. Step 5: Solve for x
    x = 146,230,699,939,074.31/12,696,935.79
  6. Step 6: Final answer
    x = 11,517,007.12

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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.