Home / 9,672,310.05-13,347,787.28-5,321,302.88

Finding the Fourth Proportional to 9,672,310.05, 13,347,787.28 and 5,321,302.88

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Solution

The fourth proportional to 9,672,310.05, 13,347,787.28 and 5,321,302.88 is: 7,343,397.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,672,310.05 : 13,347,787.28 = 5,321,302.88 : x
  2. Step 2: Convert to fraction form
    9,672,310.05/13,347,787.28 = 5,321,302.88/x
  3. Step 3: Cross multiply
    9,672,310.05x = 13,347,787.28 × 5,321,302.88
  4. Step 4: Simplify right side
    9,672,310.05x = 71,027,618,801,345.92
  5. Step 5: Solve for x
    x = 71,027,618,801,345.92/9,672,310.05
  6. Step 6: Final answer
    x = 7,343,397.64

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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.