Home / 18,305,708.56-27,296,829.81-18,141,404.72

Finding the Fourth Proportional to 18,305,708.56, 27,296,829.81 and 18,141,404.72

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Solution

The fourth proportional to 18,305,708.56, 27,296,829.81 and 18,141,404.72 is: 27,051,825.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,305,708.56 : 27,296,829.81 = 18,141,404.72 : x
  2. Step 2: Convert to fraction form
    18,305,708.56/27,296,829.81 = 18,141,404.72/x
  3. Step 3: Cross multiply
    18,305,708.56x = 27,296,829.81 × 18,141,404.72
  4. Step 4: Simplify right side
    18,305,708.56x = 495,202,837,019,686.50
  5. Step 5: Solve for x
    x = 495,202,837,019,686.50/18,305,708.56
  6. Step 6: Final answer
    x = 27,051,825.69

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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.