Home / 13,789,810.20-20,684,715.30-11,664,046.20

Finding the Fourth Proportional to 13,789,810.20, 20,684,715.30 and 11,664,046.20

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Solution

The fourth proportional to 13,789,810.20, 20,684,715.30 and 11,664,046.20 is: 17,496,069.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,789,810.20 : 20,684,715.30 = 11,664,046.20 : x
  2. Step 2: Convert to fraction form
    13,789,810.20/20,684,715.30 = 11,664,046.20/x
  3. Step 3: Cross multiply
    13,789,810.20x = 20,684,715.30 × 11,664,046.20
  4. Step 4: Simplify right side
    13,789,810.20x = 241,267,474,893,046.84
  5. Step 5: Solve for x
    x = 241,267,474,893,046.84/13,789,810.20
  6. Step 6: Final answer
    x = 17,496,069.30

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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.