Home / 22,593,843.96-31,178,849.36-12,805,192.82

Finding the Fourth Proportional to 22,593,843.96, 31,178,849.36 and 12,805,192.82

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Solution

The fourth proportional to 22,593,843.96, 31,178,849.36 and 12,805,192.82 is: 17,670,794.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,593,843.96 : 31,178,849.36 = 12,805,192.82 : x
  2. Step 2: Convert to fraction form
    22,593,843.96/31,178,849.36 = 12,805,192.82/x
  3. Step 3: Cross multiply
    22,593,843.96x = 31,178,849.36 × 12,805,192.82
  4. Step 4: Simplify right side
    22,593,843.96x = 399,251,177,960,533.62
  5. Step 5: Solve for x
    x = 399,251,177,960,533.62/22,593,843.96
  6. Step 6: Final answer
    x = 17,670,794.69

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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.