Home / 29,906,191.53-41,278,222.53-19,478,192.81

Finding the Fourth Proportional to 29,906,191.53, 41,278,222.53 and 19,478,192.81

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Solution

The fourth proportional to 29,906,191.53, 41,278,222.53 and 19,478,192.81 is: 26,884,906.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,906,191.53 : 41,278,222.53 = 19,478,192.81 : x
  2. Step 2: Convert to fraction form
    29,906,191.53/41,278,222.53 = 19,478,192.81/x
  3. Step 3: Cross multiply
    29,906,191.53x = 41,278,222.53 × 19,478,192.81
  4. Step 4: Simplify right side
    29,906,191.53x = 804,025,177,087,034.88
  5. Step 5: Solve for x
    x = 804,025,177,087,034.88/29,906,191.53
  6. Step 6: Final answer
    x = 26,884,906.97

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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.