Home / 5,347,218.96-8,021,763.72-3,189,962.16

Finding the Fourth Proportional to 5,347,218.96, 8,021,763.72 and 3,189,962.16

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Solution

The fourth proportional to 5,347,218.96, 8,021,763.72 and 3,189,962.16 is: 4,785,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347,218.96 : 8,021,763.72 = 3,189,962.16 : x
  2. Step 2: Convert to fraction form
    5,347,218.96/8,021,763.72 = 3,189,962.16/x
  3. Step 3: Cross multiply
    5,347,218.96x = 8,021,763.72 × 3,189,962.16
  4. Step 4: Simplify right side
    5,347,218.96x = 25,589,122,723,260.84
  5. Step 5: Solve for x
    x = 25,589,122,723,260.84/5,347,218.96
  6. Step 6: Final answer
    x = 4,785,501.20

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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.