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Finding the Fourth Proportional to 6,480,294.42, 8,936,108.01 and 5,565,552.42

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Solution

The fourth proportional to 6,480,294.42, 8,936,108.01 and 5,565,552.42 is: 7,674,709.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,480,294.42 : 8,936,108.01 = 5,565,552.42 : x
  2. Step 2: Convert to fraction form
    6,480,294.42/8,936,108.01 = 5,565,552.42/x
  3. Step 3: Cross multiply
    6,480,294.42x = 8,936,108.01 × 5,565,552.42
  4. Step 4: Simplify right side
    6,480,294.42x = 49,734,377,560,436.88
  5. Step 5: Solve for x
    x = 49,734,377,560,436.88/6,480,294.42
  6. Step 6: Final answer
    x = 7,674,709.56

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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.