Home / 18,494,119.76-27,627,775.86-13,332,499.03

Finding the Fourth Proportional to 18,494,119.76, 27,627,775.86 and 13,332,499.03

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Solution

The fourth proportional to 18,494,119.76, 27,627,775.86 and 13,332,499.03 is: 19,916,995.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,494,119.76 : 27,627,775.86 = 13,332,499.03 : x
  2. Step 2: Convert to fraction form
    18,494,119.76/27,627,775.86 = 13,332,499.03/x
  3. Step 3: Cross multiply
    18,494,119.76x = 27,627,775.86 × 13,332,499.03
  4. Step 4: Simplify right side
    18,494,119.76x = 368,347,294,649,706.06
  5. Step 5: Solve for x
    x = 368,347,294,649,706.06/18,494,119.76
  6. Step 6: Final answer
    x = 19,916,995.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.