Home / 31,675,476.52-43,712,157.62-17,188,788.52

Finding the Fourth Proportional to 31,675,476.52, 43,712,157.62 and 17,188,788.52

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Solution

The fourth proportional to 31,675,476.52, 43,712,157.62 and 17,188,788.52 is: 23,720,528.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,675,476.52 : 43,712,157.62 = 17,188,788.52 : x
  2. Step 2: Convert to fraction form
    31,675,476.52/43,712,157.62 = 17,188,788.52/x
  3. Step 3: Cross multiply
    31,675,476.52x = 43,712,157.62 × 17,188,788.52
  4. Step 4: Simplify right side
    31,675,476.52x = 751,359,032,838,130.88
  5. Step 5: Solve for x
    x = 751,359,032,838,130.88/31,675,476.52
  6. Step 6: Final answer
    x = 23,720,528.17

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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.