Home / 15,024,136.96-20,733,778.34-8,497,638.71

Finding the Fourth Proportional to 15,024,136.96, 20,733,778.34 and 8,497,638.71

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Solution

The fourth proportional to 15,024,136.96, 20,733,778.34 and 8,497,638.71 is: 11,727,006.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,024,136.96 : 20,733,778.34 = 8,497,638.71 : x
  2. Step 2: Convert to fraction form
    15,024,136.96/20,733,778.34 = 8,497,638.71/x
  3. Step 3: Cross multiply
    15,024,136.96x = 20,733,778.34 × 8,497,638.71
  4. Step 4: Simplify right side
    15,024,136.96x = 176,188,157,384,055.38
  5. Step 5: Solve for x
    x = 176,188,157,384,055.38/15,024,136.96
  6. Step 6: Final answer
    x = 11,727,006.87

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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.