Home / 12,660,463.20-17,454,086.64-8,011,935.84

Finding the Fourth Proportional to 12,660,463.20, 17,454,086.64 and 8,011,935.84

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Solution

The fourth proportional to 12,660,463.20, 17,454,086.64 and 8,011,935.84 is: 11,045,490.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,660,463.20 : 17,454,086.64 = 8,011,935.84 : x
  2. Step 2: Convert to fraction form
    12,660,463.20/17,454,086.64 = 8,011,935.84/x
  3. Step 3: Cross multiply
    12,660,463.20x = 17,454,086.64 × 8,011,935.84
  4. Step 4: Simplify right side
    12,660,463.20x = 139,841,022,305,481.19
  5. Step 5: Solve for x
    x = 139,841,022,305,481.19/12,660,463.20
  6. Step 6: Final answer
    x = 11,045,490.21

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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.