Home / 5,189,161.02-7,783,769.22-3,403,353.21

Finding the Fourth Proportional to 5,189,161.02, 7,783,769.22 and 3,403,353.21

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Solution

The fourth proportional to 5,189,161.02, 7,783,769.22 and 3,403,353.21 is: 5,105,047.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,189,161.02 : 7,783,769.22 = 3,403,353.21 : x
  2. Step 2: Convert to fraction form
    5,189,161.02/7,783,769.22 = 3,403,353.21/x
  3. Step 3: Cross multiply
    5,189,161.02x = 7,783,769.22 × 3,403,353.21
  4. Step 4: Simplify right side
    5,189,161.02x = 26,490,915,960,786.20
  5. Step 5: Solve for x
    x = 26,490,915,960,786.20/5,189,161.02
  6. Step 6: Final answer
    x = 5,105,047.98

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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.