Home / 18,206,235.83-25,125,098.54-10,868,327.87

Finding the Fourth Proportional to 18,206,235.83, 25,125,098.54 and 10,868,327.87

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Solution

The fourth proportional to 18,206,235.83, 25,125,098.54 and 10,868,327.87 is: 14,998,586.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,206,235.83 : 25,125,098.54 = 10,868,327.87 : x
  2. Step 2: Convert to fraction form
    18,206,235.83/25,125,098.54 = 10,868,327.87/x
  3. Step 3: Cross multiply
    18,206,235.83x = 25,125,098.54 × 10,868,327.87
  4. Step 4: Simplify right side
    18,206,235.83x = 273,067,808,518,811.19
  5. Step 5: Solve for x
    x = 273,067,808,518,811.19/18,206,235.83
  6. Step 6: Final answer
    x = 14,998,586.80

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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.