Home / 18,267,853.23-25,189,439.60-11,641,950.61

Finding the Fourth Proportional to 18,267,853.23, 25,189,439.60 and 11,641,950.61

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Solution

The fourth proportional to 18,267,853.23, 25,189,439.60 and 11,641,950.61 is: 16,053,019.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,267,853.23 : 25,189,439.60 = 11,641,950.61 : x
  2. Step 2: Convert to fraction form
    18,267,853.23/25,189,439.60 = 11,641,950.61/x
  3. Step 3: Cross multiply
    18,267,853.23x = 25,189,439.60 × 11,641,950.61
  4. Step 4: Simplify right side
    18,267,853.23x = 293,254,211,682,909.44
  5. Step 5: Solve for x
    x = 293,254,211,682,909.44/18,267,853.23
  6. Step 6: Final answer
    x = 16,053,019.91

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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.