Home / 8,244,800.80-12,367,201.20-4,213,722.40

Finding the Fourth Proportional to 8,244,800.80, 12,367,201.20 and 4,213,722.40

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Solution

The fourth proportional to 8,244,800.80, 12,367,201.20 and 4,213,722.40 is: 6,320,583.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,244,800.80 : 12,367,201.20 = 4,213,722.40 : x
  2. Step 2: Convert to fraction form
    8,244,800.80/12,367,201.20 = 4,213,722.40/x
  3. Step 3: Cross multiply
    8,244,800.80x = 12,367,201.20 × 4,213,722.40
  4. Step 4: Simplify right side
    8,244,800.80x = 52,111,952,721,746.88
  5. Step 5: Solve for x
    x = 52,111,952,721,746.88/8,244,800.80
  6. Step 6: Final answer
    x = 6,320,583.60

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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.