Home / 18,598,700.36-27,898,139.58-5,644,963.56

Finding the Fourth Proportional to 18,598,700.36, 27,898,139.58 and 5,644,963.56

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Solution

The fourth proportional to 18,598,700.36, 27,898,139.58 and 5,644,963.56 is: 8,467,472.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,598,700.36 : 27,898,139.58 = 5,644,963.56 : x
  2. Step 2: Convert to fraction form
    18,598,700.36/27,898,139.58 = 5,644,963.56/x
  3. Step 3: Cross multiply
    18,598,700.36x = 27,898,139.58 × 5,644,963.56
  4. Step 4: Simplify right side
    18,598,700.36x = 157,483,981,320,893.69
  5. Step 5: Solve for x
    x = 157,483,981,320,893.69/18,598,700.36
  6. Step 6: Final answer
    x = 8,467,472.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.