Home / 12,309,254.20-16,986,823.49-6,727,613.45

Finding the Fourth Proportional to 12,309,254.20, 16,986,823.49 and 6,727,613.45

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Solution

The fourth proportional to 12,309,254.20, 16,986,823.49 and 6,727,613.45 is: 9,284,135.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,309,254.20 : 16,986,823.49 = 6,727,613.45 : x
  2. Step 2: Convert to fraction form
    12,309,254.20/16,986,823.49 = 6,727,613.45/x
  3. Step 3: Cross multiply
    12,309,254.20x = 16,986,823.49 × 6,727,613.45
  4. Step 4: Simplify right side
    12,309,254.20x = 114,280,782,184,099.94
  5. Step 5: Solve for x
    x = 114,280,782,184,099.94/12,309,254.20
  6. Step 6: Final answer
    x = 9,284,135.36

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1.5x scale

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.