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Finding the Fourth Proportional to 6,474,537.52, 8,934,863.52 and 3,573,930.16

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Solution

The fourth proportional to 6,474,537.52, 8,934,863.52 and 3,573,930.16 is: 4,932,024.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,474,537.52 : 8,934,863.52 = 3,573,930.16 : x
  2. Step 2: Convert to fraction form
    6,474,537.52/8,934,863.52 = 3,573,930.16/x
  3. Step 3: Cross multiply
    6,474,537.52x = 8,934,863.52 × 3,573,930.16
  4. Step 4: Simplify right side
    6,474,537.52x = 31,932,578,209,611.76
  5. Step 5: Solve for x
    x = 31,932,578,209,611.76/6,474,537.52
  6. Step 6: Final answer
    x = 4,932,024.58

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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.