Home / 13,164,923.66-18,167,660.37-7,363,705.38

Finding the Fourth Proportional to 13,164,923.66, 18,167,660.37 and 7,363,705.38

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Solution

The fourth proportional to 13,164,923.66, 18,167,660.37 and 7,363,705.38 is: 10,161,950.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,164,923.66 : 18,167,660.37 = 7,363,705.38 : x
  2. Step 2: Convert to fraction form
    13,164,923.66/18,167,660.37 = 7,363,705.38/x
  3. Step 3: Cross multiply
    13,164,923.66x = 18,167,660.37 × 7,363,705.38
  4. Step 4: Simplify right side
    13,164,923.66x = 133,781,298,340,453.06
  5. Step 5: Solve for x
    x = 133,781,298,340,453.06/13,164,923.66
  6. Step 6: Final answer
    x = 10,161,950.18

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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.