Home / 13,164,924.66-18,167,661.75-7,363,706.38

Finding the Fourth Proportional to 13,164,924.66, 18,167,661.75 and 7,363,706.38

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Solution

The fourth proportional to 13,164,924.66, 18,167,661.75 and 7,363,706.38 is: 10,161,951.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,164,924.66 : 18,167,661.75 = 7,363,706.38 : x
  2. Step 2: Convert to fraction form
    13,164,924.66/18,167,661.75 = 7,363,706.38/x
  3. Step 3: Cross multiply
    13,164,924.66x = 18,167,661.75 × 7,363,706.38
  4. Step 4: Simplify right side
    13,164,924.66x = 133,781,326,738,156.97
  5. Step 5: Solve for x
    x = 133,781,326,738,156.97/13,164,924.66
  6. Step 6: Final answer
    x = 10,161,951.56

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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.