Home / 7,971,344.10-11,958,182.55-2,579,076.90

Finding the Fourth Proportional to 7,971,344.10, 11,958,182.55 and 2,579,076.90

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Solution

The fourth proportional to 7,971,344.10, 11,958,182.55 and 2,579,076.90 is: 3,868,992.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,971,344.10 : 11,958,182.55 = 2,579,076.90 : x
  2. Step 2: Convert to fraction form
    7,971,344.10/11,958,182.55 = 2,579,076.90/x
  3. Step 3: Cross multiply
    7,971,344.10x = 11,958,182.55 × 2,579,076.90
  4. Step 4: Simplify right side
    7,971,344.10x = 30,841,072,380,688.10
  5. Step 5: Solve for x
    x = 30,841,072,380,688.10/7,971,344.10
  6. Step 6: Final answer
    x = 3,868,992.73

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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.