Home / 17,696,172.87-26,517,218.86-11,917,539.32

Finding the Fourth Proportional to 17,696,172.87, 26,517,218.86 and 11,917,539.32

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Solution

The fourth proportional to 17,696,172.87, 26,517,218.86 and 11,917,539.32 is: 17,858,098.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,696,172.87 : 26,517,218.86 = 11,917,539.32 : x
  2. Step 2: Convert to fraction form
    17,696,172.87/26,517,218.86 = 11,917,539.32/x
  3. Step 3: Cross multiply
    17,696,172.87x = 26,517,218.86 × 11,917,539.32
  4. Step 4: Simplify right side
    17,696,172.87x = 316,019,998,228,921.75
  5. Step 5: Solve for x
    x = 316,019,998,228,921.75/17,696,172.87
  6. Step 6: Final answer
    x = 17,858,098.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.