Home / 31,594,906.80-47,392,360.20-19,424,907.90

Finding the Fourth Proportional to 31,594,906.80, 47,392,360.20 and 19,424,907.90

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Solution

The fourth proportional to 31,594,906.80, 47,392,360.20 and 19,424,907.90 is: 29,137,361.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,594,906.80 : 47,392,360.20 = 19,424,907.90 : x
  2. Step 2: Convert to fraction form
    31,594,906.80/47,392,360.20 = 19,424,907.90/x
  3. Step 3: Cross multiply
    31,594,906.80x = 47,392,360.20 × 19,424,907.90
  4. Step 4: Simplify right side
    31,594,906.80x = 920,592,232,048,625.62
  5. Step 5: Solve for x
    x = 920,592,232,048,625.62/31,594,906.80
  6. Step 6: Final answer
    x = 29,137,361.85

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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.