Home / 19,956,738.30-29,935,107.45-18,043,550.70

Finding the Fourth Proportional to 19,956,738.30, 29,935,107.45 and 18,043,550.70

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Solution

The fourth proportional to 19,956,738.30, 29,935,107.45 and 18,043,550.70 is: 27,065,326.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,956,738.30 : 29,935,107.45 = 18,043,550.70 : x
  2. Step 2: Convert to fraction form
    19,956,738.30/29,935,107.45 = 18,043,550.70/x
  3. Step 3: Cross multiply
    19,956,738.30x = 29,935,107.45 × 18,043,550.70
  4. Step 4: Simplify right side
    19,956,738.30x = 540,135,628,984,022.69
  5. Step 5: Solve for x
    x = 540,135,628,984,022.69/19,956,738.30
  6. Step 6: Final answer
    x = 27,065,326.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.