Home / 12,684,973.61-17,505,309.33-6,883,753.82

Finding the Fourth Proportional to 12,684,973.61, 17,505,309.33 and 6,883,753.82

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Solution

The fourth proportional to 12,684,973.61, 17,505,309.33 and 6,883,753.82 is: 9,499,605.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,684,973.61 : 17,505,309.33 = 6,883,753.82 : x
  2. Step 2: Convert to fraction form
    12,684,973.61/17,505,309.33 = 6,883,753.82/x
  3. Step 3: Cross multiply
    12,684,973.61x = 17,505,309.33 × 6,883,753.82
  4. Step 4: Simplify right side
    12,684,973.61x = 120,502,239,883,142.59
  5. Step 5: Solve for x
    x = 120,502,239,883,142.59/12,684,973.61
  6. Step 6: Final answer
    x = 9,499,605.09

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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.