Home / 19,903,077.07-27,474,721.02-13,380,489.56

Finding the Fourth Proportional to 19,903,077.07, 27,474,721.02 and 13,380,489.56

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Solution

The fourth proportional to 19,903,077.07, 27,474,721.02 and 13,380,489.56 is: 18,470,772.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,903,077.07 : 27,474,721.02 = 13,380,489.56 : x
  2. Step 2: Convert to fraction form
    19,903,077.07/27,474,721.02 = 13,380,489.56/x
  3. Step 3: Cross multiply
    19,903,077.07x = 27,474,721.02 × 13,380,489.56
  4. Step 4: Simplify right side
    19,903,077.07x = 367,625,217,840,709.38
  5. Step 5: Solve for x
    x = 367,625,217,840,709.38/19,903,077.07
  6. Step 6: Final answer
    x = 18,470,772.97

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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.