Home / 31,675,478.22-43,712,159.91-17,188,790.22

Finding the Fourth Proportional to 31,675,478.22, 43,712,159.91 and 17,188,790.22

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Solution

The fourth proportional to 31,675,478.22, 43,712,159.91 and 17,188,790.22 is: 23,720,530.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,675,478.22 : 43,712,159.91 = 17,188,790.22 : x
  2. Step 2: Convert to fraction form
    31,675,478.22/43,712,159.91 = 17,188,790.22/x
  3. Step 3: Cross multiply
    31,675,478.22x = 43,712,159.91 × 17,188,790.22
  4. Step 4: Simplify right side
    31,675,478.22x = 751,359,146,756,084
  5. Step 5: Solve for x
    x = 751,359,146,756,084/31,675,478.22
  6. Step 6: Final answer
    x = 23,720,530.49

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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.