Home / 8,199,244.20-12,298,866.30-4,420,108.20

Finding the Fourth Proportional to 8,199,244.20, 12,298,866.30 and 4,420,108.20

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Solution

The fourth proportional to 8,199,244.20, 12,298,866.30 and 4,420,108.20 is: 6,630,162.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,199,244.20 : 12,298,866.30 = 4,420,108.20 : x
  2. Step 2: Convert to fraction form
    8,199,244.20/12,298,866.30 = 4,420,108.20/x
  3. Step 3: Cross multiply
    8,199,244.20x = 12,298,866.30 × 4,420,108.20
  4. Step 4: Simplify right side
    8,199,244.20x = 54,362,319,783,333.66
  5. Step 5: Solve for x
    x = 54,362,319,783,333.66/8,199,244.20
  6. Step 6: Final answer
    x = 6,630,162.30

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Similar ratio
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1.5x scale

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.