Home / 19,684,865.70-29,527,298.55-13,606,755.30

Finding the Fourth Proportional to 19,684,865.70, 29,527,298.55 and 13,606,755.30

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Solution

The fourth proportional to 19,684,865.70, 29,527,298.55 and 13,606,755.30 is: 20,410,132.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,684,865.70 : 29,527,298.55 = 13,606,755.30 : x
  2. Step 2: Convert to fraction form
    19,684,865.70/29,527,298.55 = 13,606,755.30/x
  3. Step 3: Cross multiply
    19,684,865.70x = 29,527,298.55 × 13,606,755.30
  4. Step 4: Simplify right side
    19,684,865.70x = 401,770,726,039,894.88
  5. Step 5: Solve for x
    x = 401,770,726,039,894.88/19,684,865.70
  6. Step 6: Final answer
    x = 20,410,132.95

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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.