Home / 19,903,081.50-27,474,727.23-13,380,494.04

Finding the Fourth Proportional to 19,903,081.50, 27,474,727.23 and 13,380,494.04

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Solution

The fourth proportional to 19,903,081.50, 27,474,727.23 and 13,380,494.04 is: 18,470,779.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,903,081.50 : 27,474,727.23 = 13,380,494.04 : x
  2. Step 2: Convert to fraction form
    19,903,081.50/27,474,727.23 = 13,380,494.04/x
  3. Step 3: Cross multiply
    19,903,081.50x = 27,474,727.23 × 13,380,494.04
  4. Step 4: Simplify right side
    19,903,081.50x = 367,625,423,951,640.69
  5. Step 5: Solve for x
    x = 367,625,423,951,640.69/19,903,081.50
  6. Step 6: Final answer
    x = 18,470,779.21

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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.