Home / 18,682,960.23-25,784,259.80-11,714,740.83

Finding the Fourth Proportional to 18,682,960.23, 25,784,259.80 and 11,714,740.83

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Solution

The fourth proportional to 18,682,960.23, 25,784,259.80 and 11,714,740.83 is: 16,167,455.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,682,960.23 : 25,784,259.80 = 11,714,740.83 : x
  2. Step 2: Convert to fraction form
    18,682,960.23/25,784,259.80 = 11,714,740.83/x
  3. Step 3: Cross multiply
    18,682,960.23x = 25,784,259.80 × 11,714,740.83
  4. Step 4: Simplify right side
    18,682,960.23x = 302,055,920,991,813.94
  5. Step 5: Solve for x
    x = 302,055,920,991,813.94/18,682,960.23
  6. Step 6: Final answer
    x = 16,167,455.12

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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.