Home / 36,641,153.20-54,961,729.80-12,706,625.20

Finding the Fourth Proportional to 36,641,153.20, 54,961,729.80 and 12,706,625.20

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Solution

The fourth proportional to 36,641,153.20, 54,961,729.80 and 12,706,625.20 is: 19,059,937.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,641,153.20 : 54,961,729.80 = 12,706,625.20 : x
  2. Step 2: Convert to fraction form
    36,641,153.20/54,961,729.80 = 12,706,625.20/x
  3. Step 3: Cross multiply
    36,641,153.20x = 54,961,729.80 × 12,706,625.20
  4. Step 4: Simplify right side
    36,641,153.20x = 698,378,100,912,270.88
  5. Step 5: Solve for x
    x = 698,378,100,912,270.88/36,641,153.20
  6. Step 6: Final answer
    x = 19,059,937.80

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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.