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Finding the Fourth Proportional to 5,673,273.96, 7,828,047.30 and 3,381,647.88

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Solution

The fourth proportional to 5,673,273.96, 7,828,047.30 and 3,381,647.88 is: 4,666,035.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,673,273.96 : 7,828,047.30 = 3,381,647.88 : x
  2. Step 2: Convert to fraction form
    5,673,273.96/7,828,047.30 = 3,381,647.88/x
  3. Step 3: Cross multiply
    5,673,273.96x = 7,828,047.30 × 3,381,647.88
  4. Step 4: Simplify right side
    5,673,273.96x = 26,471,699,556,584.72
  5. Step 5: Solve for x
    x = 26,471,699,556,584.72/5,673,273.96
  6. Step 6: Final answer
    x = 4,666,035.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.