Home / 11,821,411.49-17,732,117.23-9,129,662.82

Finding the Fourth Proportional to 11,821,411.49, 17,732,117.23 and 9,129,662.82

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Solution

The fourth proportional to 11,821,411.49, 17,732,117.23 and 9,129,662.82 is: 13,694,494.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,821,411.49 : 17,732,117.23 = 9,129,662.82 : x
  2. Step 2: Convert to fraction form
    11,821,411.49/17,732,117.23 = 9,129,662.82/x
  3. Step 3: Cross multiply
    11,821,411.49x = 17,732,117.23 × 9,129,662.82
  4. Step 4: Simplify right side
    11,821,411.49x = 161,888,251,371,788.22
  5. Step 5: Solve for x
    x = 161,888,251,371,788.22/11,821,411.49
  6. Step 6: Final answer
    x = 13,694,494.23

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