Home / 18,572,429.25-25,629,952.37-10,423,667.25

Finding the Fourth Proportional to 18,572,429.25, 25,629,952.37 and 10,423,667.25

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Solution

The fourth proportional to 18,572,429.25, 25,629,952.37 and 10,423,667.25 is: 14,384,660.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,572,429.25 : 25,629,952.37 = 10,423,667.25 : x
  2. Step 2: Convert to fraction form
    18,572,429.25/25,629,952.37 = 10,423,667.25/x
  3. Step 3: Cross multiply
    18,572,429.25x = 25,629,952.37 × 10,423,667.25
  4. Step 4: Simplify right side
    18,572,429.25x = 267,158,095,086,110.53
  5. Step 5: Solve for x
    x = 267,158,095,086,110.53/18,572,429.25
  6. Step 6: Final answer
    x = 14,384,660.81

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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.