Home / 15,110,255.70-22,665,383.55-12,771,915.30

Finding the Fourth Proportional to 15,110,255.70, 22,665,383.55 and 12,771,915.30

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Solution

The fourth proportional to 15,110,255.70, 22,665,383.55 and 12,771,915.30 is: 19,157,872.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,110,255.70 : 22,665,383.55 = 12,771,915.30 : x
  2. Step 2: Convert to fraction form
    15,110,255.70/22,665,383.55 = 12,771,915.30/x
  3. Step 3: Cross multiply
    15,110,255.70x = 22,665,383.55 × 12,771,915.30
  4. Step 4: Simplify right side
    15,110,255.70x = 289,480,358,942,613.31
  5. Step 5: Solve for x
    x = 289,480,358,942,613.31/15,110,255.70
  6. Step 6: Final answer
    x = 19,157,872.95

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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.