Home / 10,788,002.20-16,182,003.30-4,394,963.80

Finding the Fourth Proportional to 10,788,002.20, 16,182,003.30 and 4,394,963.80

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Solution

The fourth proportional to 10,788,002.20, 16,182,003.30 and 4,394,963.80 is: 6,592,445.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,788,002.20 : 16,182,003.30 = 4,394,963.80 : x
  2. Step 2: Convert to fraction form
    10,788,002.20/16,182,003.30 = 4,394,963.80/x
  3. Step 3: Cross multiply
    10,788,002.20x = 16,182,003.30 × 4,394,963.80
  4. Step 4: Simplify right side
    10,788,002.20x = 71,119,318,714,980.55
  5. Step 5: Solve for x
    x = 71,119,318,714,980.55/10,788,002.20
  6. Step 6: Final answer
    x = 6,592,445.70

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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.