Home / 21,843,935.88-30,145,244.01-12,054,998.61

Finding the Fourth Proportional to 21,843,935.88, 30,145,244.01 and 12,054,998.61

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Solution

The fourth proportional to 21,843,935.88, 30,145,244.01 and 12,054,998.61 is: 16,636,236.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,843,935.88 : 30,145,244.01 = 12,054,998.61 : x
  2. Step 2: Convert to fraction form
    21,843,935.88/30,145,244.01 = 12,054,998.61/x
  3. Step 3: Cross multiply
    21,843,935.88x = 30,145,244.01 × 12,054,998.61
  4. Step 4: Simplify right side
    21,843,935.88x = 363,400,874,638,660.81
  5. Step 5: Solve for x
    x = 363,400,874,638,660.81/21,843,935.88
  6. Step 6: Final answer
    x = 16,636,236.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.