Home / 12,016,021.73-16,582,043.56-6,509,504.12

Finding the Fourth Proportional to 12,016,021.73, 16,582,043.56 and 6,509,504.12

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Solution

The fourth proportional to 12,016,021.73, 16,582,043.56 and 6,509,504.12 is: 8,983,079.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,016,021.73 : 16,582,043.56 = 6,509,504.12 : x
  2. Step 2: Convert to fraction form
    12,016,021.73/16,582,043.56 = 6,509,504.12/x
  3. Step 3: Cross multiply
    12,016,021.73x = 16,582,043.56 × 6,509,504.12
  4. Step 4: Simplify right side
    12,016,021.73x = 107,940,880,804,434.42
  5. Step 5: Solve for x
    x = 107,940,880,804,434.42/12,016,021.73
  6. Step 6: Final answer
    x = 8,983,079.69

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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.