Home / 8,920,321.98-12,309,057.02-4,946,493.24

Finding the Fourth Proportional to 8,920,321.98, 12,309,057.02 and 4,946,493.24

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Solution

The fourth proportional to 8,920,321.98, 12,309,057.02 and 4,946,493.24 is: 6,825,613.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,920,321.98 : 12,309,057.02 = 4,946,493.24 : x
  2. Step 2: Convert to fraction form
    8,920,321.98/12,309,057.02 = 4,946,493.24/x
  3. Step 3: Cross multiply
    8,920,321.98x = 12,309,057.02 × 4,946,493.24
  4. Step 4: Simplify right side
    8,920,321.98x = 60,886,667,340,204.55
  5. Step 5: Solve for x
    x = 60,886,667,340,204.55/8,920,321.98
  6. Step 6: Final answer
    x = 6,825,613.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.