Home / 10,327,653.16-15,491,984.10-3,936,714.28

Finding the Fourth Proportional to 10,327,653.16, 15,491,984.10 and 3,936,714.28

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Solution

The fourth proportional to 10,327,653.16, 15,491,984.10 and 3,936,714.28 is: 5,905,263.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,327,653.16 : 15,491,984.10 = 3,936,714.28 : x
  2. Step 2: Convert to fraction form
    10,327,653.16/15,491,984.10 = 3,936,714.28/x
  3. Step 3: Cross multiply
    10,327,653.16x = 15,491,984.10 × 3,936,714.28
  4. Step 4: Simplify right side
    10,327,653.16x = 60,987,515,032,002.95
  5. Step 5: Solve for x
    x = 60,987,515,032,002.95/10,327,653.16
  6. Step 6: Final answer
    x = 5,905,263.67

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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.