Home / 21,351,949.18-29,467,797.51-12,185,963.26

Finding the Fourth Proportional to 21,351,949.18, 29,467,797.51 and 12,185,963.26

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Solution

The fourth proportional to 21,351,949.18, 29,467,797.51 and 12,185,963.26 is: 16,817,832.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,351,949.18 : 29,467,797.51 = 12,185,963.26 : x
  2. Step 2: Convert to fraction form
    21,351,949.18/29,467,797.51 = 12,185,963.26/x
  3. Step 3: Cross multiply
    21,351,949.18x = 29,467,797.51 × 12,185,963.26
  4. Step 4: Simplify right side
    21,351,949.18x = 359,093,497,809,979.50
  5. Step 5: Solve for x
    x = 359,093,497,809,979.50/21,351,949.18
  6. Step 6: Final answer
    x = 16,817,832.17

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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.