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Finding the Fourth Proportional to 5,774,550.72, 7,968,950.82 and 3,196,471.92

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Solution

The fourth proportional to 5,774,550.72, 7,968,950.82 and 3,196,471.92 is: 4,411,170.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,774,550.72 : 7,968,950.82 = 3,196,471.92 : x
  2. Step 2: Convert to fraction form
    5,774,550.72/7,968,950.82 = 3,196,471.92/x
  3. Step 3: Cross multiply
    5,774,550.72x = 7,968,950.82 × 3,196,471.92
  4. Step 4: Simplify right side
    5,774,550.72x = 25,472,527,527,990.98
  5. Step 5: Solve for x
    x = 25,472,527,527,990.98/5,774,550.72
  6. Step 6: Final answer
    x = 4,411,170.46

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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.