Home / 8,320,473.20-12,455,826.60-4,952,946.80

Finding the Fourth Proportional to 8,320,473.20, 12,455,826.60 and 4,952,946.80

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Solution

The fourth proportional to 8,320,473.20, 12,455,826.60 and 4,952,946.80 is: 7,414,607.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,320,473.20 : 12,455,826.60 = 4,952,946.80 : x
  2. Step 2: Convert to fraction form
    8,320,473.20/12,455,826.60 = 4,952,946.80/x
  3. Step 3: Cross multiply
    8,320,473.20x = 12,455,826.60 × 4,952,946.80
  4. Step 4: Simplify right side
    8,320,473.20x = 61,693,046,499,824.88
  5. Step 5: Solve for x
    x = 61,693,046,499,824.88/8,320,473.20
  6. Step 6: Final answer
    x = 7,414,607.92

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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.