Home / 31,145,982.30-46,693,680.69-12,963,787.26

Finding the Fourth Proportional to 31,145,982.30, 46,693,680.69 and 12,963,787.26

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Solution

The fourth proportional to 31,145,982.30, 46,693,680.69 and 12,963,787.26 is: 19,435,153.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,145,982.30 : 46,693,680.69 = 12,963,787.26 : x
  2. Step 2: Convert to fraction form
    31,145,982.30/46,693,680.69 = 12,963,787.26/x
  3. Step 3: Cross multiply
    31,145,982.30x = 46,693,680.69 × 12,963,787.26
  4. Step 4: Simplify right side
    31,145,982.30x = 605,326,942,725,042.88
  5. Step 5: Solve for x
    x = 605,326,942,725,042.88/31,145,982.30
  6. Step 6: Final answer
    x = 19,435,153.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.