Home / 13,796,125.61-19,039,083.13-7,916,836.38

Finding the Fourth Proportional to 13,796,125.61, 19,039,083.13 and 7,916,836.38

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Solution

The fourth proportional to 13,796,125.61, 19,039,083.13 and 7,916,836.38 is: 10,925,480.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,796,125.61 : 19,039,083.13 = 7,916,836.38 : x
  2. Step 2: Convert to fraction form
    13,796,125.61/19,039,083.13 = 7,916,836.38/x
  3. Step 3: Cross multiply
    13,796,125.61x = 19,039,083.13 × 7,916,836.38
  4. Step 4: Simplify right side
    13,796,125.61x = 150,729,305,965,428.25
  5. Step 5: Solve for x
    x = 150,729,305,965,428.25/13,796,125.61
  6. Step 6: Final answer
    x = 10,925,480.84

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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.