Home / 10,931,060.90-16,396,591.35-10,109,915.30

Finding the Fourth Proportional to 10,931,060.90, 16,396,591.35 and 10,109,915.30

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Solution

The fourth proportional to 10,931,060.90, 16,396,591.35 and 10,109,915.30 is: 15,164,872.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,931,060.90 : 16,396,591.35 = 10,109,915.30 : x
  2. Step 2: Convert to fraction form
    10,931,060.90/16,396,591.35 = 10,109,915.30/x
  3. Step 3: Cross multiply
    10,931,060.90x = 16,396,591.35 × 10,109,915.30
  4. Step 4: Simplify right side
    10,931,060.90x = 165,768,149,757,212.66
  5. Step 5: Solve for x
    x = 165,768,149,757,212.66/10,931,060.90
  6. Step 6: Final answer
    x = 15,164,872.95

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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.