Home / 30,949,115.63-42,710,223.39-17,011,761.04

Finding the Fourth Proportional to 30,949,115.63, 42,710,223.39 and 17,011,761.04

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Solution

The fourth proportional to 30,949,115.63, 42,710,223.39 and 17,011,761.04 is: 23,476,474.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,949,115.63 : 42,710,223.39 = 17,011,761.04 : x
  2. Step 2: Convert to fraction form
    30,949,115.63/42,710,223.39 = 17,011,761.04/x
  3. Step 3: Cross multiply
    30,949,115.63x = 42,710,223.39 × 17,011,761.04
  4. Step 4: Simplify right side
    30,949,115.63x = 726,576,114,062,147.62
  5. Step 5: Solve for x
    x = 726,576,114,062,147.62/30,949,115.63
  6. Step 6: Final answer
    x = 23,476,474.18

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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.