Home / 31,675,477.22-43,712,158.53-17,188,789.22

Finding the Fourth Proportional to 31,675,477.22, 43,712,158.53 and 17,188,789.22

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Solution

The fourth proportional to 31,675,477.22, 43,712,158.53 and 17,188,789.22 is: 23,720,529.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,675,477.22 : 43,712,158.53 = 17,188,789.22 : x
  2. Step 2: Convert to fraction form
    31,675,477.22/43,712,158.53 = 17,188,789.22/x
  3. Step 3: Cross multiply
    31,675,477.22x = 43,712,158.53 × 17,188,789.22
  4. Step 4: Simplify right side
    31,675,477.22x = 751,359,079,323,395
  5. Step 5: Solve for x
    x = 751,359,079,323,395/31,675,477.22
  6. Step 6: Final answer
    x = 23,720,529.11

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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.