Home / 11,379,372.72-17,070,756.84-4,190,354.16

Finding the Fourth Proportional to 11,379,372.72, 17,070,756.84 and 4,190,354.16

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Solution

The fourth proportional to 11,379,372.72, 17,070,756.84 and 4,190,354.16 is: 6,286,156.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,379,372.72 : 17,070,756.84 = 4,190,354.16 : x
  2. Step 2: Convert to fraction form
    11,379,372.72/17,070,756.84 = 4,190,354.16/x
  3. Step 3: Cross multiply
    11,379,372.72x = 17,070,756.84 × 4,190,354.16
  4. Step 4: Simplify right side
    11,379,372.72x = 71,532,516,938,842.45
  5. Step 5: Solve for x
    x = 71,532,516,938,842.45/11,379,372.72
  6. Step 6: Final answer
    x = 6,286,156.43

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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.