Home / 12,376,636.13-17,078,902.83-6,869,577.75

Finding the Fourth Proportional to 12,376,636.13, 17,078,902.83 and 6,869,577.75

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Solution

The fourth proportional to 12,376,636.13, 17,078,902.83 and 6,869,577.75 is: 9,479,542.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,376,636.13 : 17,078,902.83 = 6,869,577.75 : x
  2. Step 2: Convert to fraction form
    12,376,636.13/17,078,902.83 = 6,869,577.75/x
  3. Step 3: Cross multiply
    12,376,636.13x = 17,078,902.83 × 6,869,577.75
  4. Step 4: Simplify right side
    12,376,636.13x = 117,324,850,875,380.02
  5. Step 5: Solve for x
    x = 117,324,850,875,380.02/12,376,636.13
  6. Step 6: Final answer
    x = 9,479,542.72

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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.