Home / 31,115,578.23-42,938,372.57-17,176,634.17

Finding the Fourth Proportional to 31,115,578.23, 42,938,372.57 and 17,176,634.17

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Solution

The fourth proportional to 31,115,578.23, 42,938,372.57 and 17,176,634.17 is: 23,703,133.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,115,578.23 : 42,938,372.57 = 17,176,634.17 : x
  2. Step 2: Convert to fraction form
    31,115,578.23/42,938,372.57 = 17,176,634.17/x
  3. Step 3: Cross multiply
    31,115,578.23x = 42,938,372.57 × 17,176,634.17
  4. Step 4: Simplify right side
    31,115,578.23x = 737,536,717,435,737.50
  5. Step 5: Solve for x
    x = 737,536,717,435,737.50/31,115,578.23
  6. Step 6: Final answer
    x = 23,703,133.91

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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.