Home / 28,962,562.20-43,443,843.30-8,768,808.60

Finding the Fourth Proportional to 28,962,562.20, 43,443,843.30 and 8,768,808.60

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Solution

The fourth proportional to 28,962,562.20, 43,443,843.30 and 8,768,808.60 is: 13,153,212.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,962,562.20 : 43,443,843.30 = 8,768,808.60 : x
  2. Step 2: Convert to fraction form
    28,962,562.20/43,443,843.30 = 8,768,808.60/x
  3. Step 3: Cross multiply
    28,962,562.20x = 43,443,843.30 × 8,768,808.60
  4. Step 4: Simplify right side
    28,962,562.20x = 380,950,746,746,092.31
  5. Step 5: Solve for x
    x = 380,950,746,746,092.31/28,962,562.20
  6. Step 6: Final answer
    x = 13,153,212.90

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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.