Home / 8,637,896.30-12,959,265.94-3,780,625.79

Finding the Fourth Proportional to 8,637,896.30, 12,959,265.94 and 3,780,625.79

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Solution

The fourth proportional to 8,637,896.30, 12,959,265.94 and 3,780,625.79 is: 5,671,998.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,637,896.30 : 12,959,265.94 = 3,780,625.79 : x
  2. Step 2: Convert to fraction form
    8,637,896.30/12,959,265.94 = 3,780,625.79/x
  3. Step 3: Cross multiply
    8,637,896.30x = 12,959,265.94 × 3,780,625.79
  4. Step 4: Simplify right side
    8,637,896.30x = 48,994,135,055,179.20
  5. Step 5: Solve for x
    x = 48,994,135,055,179.20/8,637,896.30
  6. Step 6: Final answer
    x = 5,671,998.53

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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.