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Finding the Fourth Proportional to 6,373,472.61, 8,795,278.56 and 3,472,888.53

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Solution

The fourth proportional to 6,373,472.61, 8,795,278.56 and 3,472,888.53 is: 4,792,524.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,373,472.61 : 8,795,278.56 = 3,472,888.53 : x
  2. Step 2: Convert to fraction form
    6,373,472.61/8,795,278.56 = 3,472,888.53/x
  3. Step 3: Cross multiply
    6,373,472.61x = 8,795,278.56 × 3,472,888.53
  4. Step 4: Simplify right side
    6,373,472.61x = 30,545,022,029,178.92
  5. Step 5: Solve for x
    x = 30,545,022,029,178.92/6,373,472.61
  6. Step 6: Final answer
    x = 4,792,524.25

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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.