Home / 18,964,159.50-26,162,200.35-11,119,667.70

Finding the Fourth Proportional to 18,964,159.50, 26,162,200.35 and 11,119,667.70

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Solution

The fourth proportional to 18,964,159.50, 26,162,200.35 and 11,119,667.70 is: 15,340,251.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,964,159.50 : 26,162,200.35 = 11,119,667.70 : x
  2. Step 2: Convert to fraction form
    18,964,159.50/26,162,200.35 = 11,119,667.70/x
  3. Step 3: Cross multiply
    18,964,159.50x = 26,162,200.35 × 11,119,667.70
  4. Step 4: Simplify right side
    18,964,159.50x = 290,914,974,192,823.69
  5. Step 5: Solve for x
    x = 290,914,974,192,823.69/18,964,159.50
  6. Step 6: Final answer
    x = 15,340,251.39

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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.