Home / 14,366,936.64-19,826,836.38-8,171,824.17

Finding the Fourth Proportional to 14,366,936.64, 19,826,836.38 and 8,171,824.17

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Solution

The fourth proportional to 14,366,936.64, 19,826,836.38 and 8,171,824.17 is: 11,277,381.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,366,936.64 : 19,826,836.38 = 8,171,824.17 : x
  2. Step 2: Convert to fraction form
    14,366,936.64/19,826,836.38 = 8,171,824.17/x
  3. Step 3: Cross multiply
    14,366,936.64x = 19,826,836.38 × 8,171,824.17
  4. Step 4: Simplify right side
    14,366,936.64x = 162,021,420,744,719.28
  5. Step 5: Solve for x
    x = 162,021,420,744,719.28/14,366,936.64
  6. Step 6: Final answer
    x = 11,277,381.17

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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.