Home / 12,796,030.82-17,658,523.86-6,994,836.20

Finding the Fourth Proportional to 12,796,030.82, 17,658,523.86 and 6,994,836.20

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Solution

The fourth proportional to 12,796,030.82, 17,658,523.86 and 6,994,836.20 is: 9,652,874.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,796,030.82 : 17,658,523.86 = 6,994,836.20 : x
  2. Step 2: Convert to fraction form
    12,796,030.82/17,658,523.86 = 6,994,836.20/x
  3. Step 3: Cross multiply
    12,796,030.82x = 17,658,523.86 × 6,994,836.20
  4. Step 4: Simplify right side
    12,796,030.82x = 123,518,481,934,491.73
  5. Step 5: Solve for x
    x = 123,518,481,934,491.73/12,796,030.82
  6. Step 6: Final answer
    x = 9,652,874.68

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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.