Home / 15,563,380.90-23,348,570.55-4,781,179.30

Finding the Fourth Proportional to 15,563,380.90, 23,348,570.55 and 4,781,179.30

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Solution

The fourth proportional to 15,563,380.90, 23,348,570.55 and 4,781,179.30 is: 7,172,843.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,563,380.90 : 23,348,570.55 = 4,781,179.30 : x
  2. Step 2: Convert to fraction form
    15,563,380.90/23,348,570.55 = 4,781,179.30/x
  3. Step 3: Cross multiply
    15,563,380.90x = 23,348,570.55 × 4,781,179.30
  4. Step 4: Simplify right side
    15,563,380.90x = 111,633,702,198,249.61
  5. Step 5: Solve for x
    x = 111,633,702,198,249.61/15,563,380.90
  6. Step 6: Final answer
    x = 7,172,843.93

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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.