Home / 12,309,255.20-16,986,824.87-6,727,614.45

Finding the Fourth Proportional to 12,309,255.20, 16,986,824.87 and 6,727,614.45

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Solution

The fourth proportional to 12,309,255.20, 16,986,824.87 and 6,727,614.45 is: 9,284,136.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,309,255.20 : 16,986,824.87 = 6,727,614.45 : x
  2. Step 2: Convert to fraction form
    12,309,255.20/16,986,824.87 = 6,727,614.45/x
  3. Step 3: Cross multiply
    12,309,255.20x = 16,986,824.87 × 6,727,614.45
  4. Step 4: Simplify right side
    12,309,255.20x = 114,280,808,455,031.38
  5. Step 5: Solve for x
    x = 114,280,808,455,031.38/12,309,255.20
  6. Step 6: Final answer
    x = 9,284,136.74

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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.