Home / 8,372,431.95-12,556,406.24-2,305,721.89

Finding the Fourth Proportional to 8,372,431.95, 12,556,406.24 and 2,305,721.89

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Solution

The fourth proportional to 8,372,431.95, 12,556,406.24 and 2,305,721.89 is: 3,457,965.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,372,431.95 : 12,556,406.24 = 2,305,721.89 : x
  2. Step 2: Convert to fraction form
    8,372,431.95/12,556,406.24 = 2,305,721.89/x
  3. Step 3: Cross multiply
    8,372,431.95x = 12,556,406.24 × 2,305,721.89
  4. Step 4: Simplify right side
    8,372,431.95x = 28,951,580,727,300.60
  5. Step 5: Solve for x
    x = 28,951,580,727,300.60/8,372,431.95
  6. Step 6: Final answer
    x = 3,457,965.49

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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.