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Finding the Fourth Proportional to 8,967,605.82, 12,375,594.63 and 4,893,448.38

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Solution

The fourth proportional to 8,967,605.82, 12,375,594.63 and 4,893,448.38 is: 6,753,121.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,967,605.82 : 12,375,594.63 = 4,893,448.38 : x
  2. Step 2: Convert to fraction form
    8,967,605.82/12,375,594.63 = 4,893,448.38/x
  3. Step 3: Cross multiply
    8,967,605.82x = 12,375,594.63 × 4,893,448.38
  4. Step 4: Simplify right side
    8,967,605.82x = 60,559,333,493,710.20
  5. Step 5: Solve for x
    x = 60,559,333,493,710.20/8,967,605.82
  6. Step 6: Final answer
    x = 6,753,121.70

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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.