Home / 10,354,213.15-15,531,319.72-3,165,747.05

Finding the Fourth Proportional to 10,354,213.15, 15,531,319.72 and 3,165,747.05

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Solution

The fourth proportional to 10,354,213.15, 15,531,319.72 and 3,165,747.05 is: 4,748,620.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,354,213.15 : 15,531,319.72 = 3,165,747.05 : x
  2. Step 2: Convert to fraction form
    10,354,213.15/15,531,319.72 = 3,165,747.05/x
  3. Step 3: Cross multiply
    10,354,213.15x = 15,531,319.72 × 3,165,747.05
  4. Step 4: Simplify right side
    10,354,213.15x = 49,168,229,628,982.31
  5. Step 5: Solve for x
    x = 49,168,229,628,982.31/10,354,213.15
  6. Step 6: Final answer
    x = 4,748,620.58

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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.