Home / 18,423,905.80-27,593,868.30-10,865,633.80

Finding the Fourth Proportional to 18,423,905.80, 27,593,868.30 and 10,865,633.80

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Solution

The fourth proportional to 18,423,905.80, 27,593,868.30 and 10,865,633.80 is: 16,273,686.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,423,905.80 : 27,593,868.30 = 10,865,633.80 : x
  2. Step 2: Convert to fraction form
    18,423,905.80/27,593,868.30 = 10,865,633.80/x
  3. Step 3: Cross multiply
    18,423,905.80x = 27,593,868.30 × 10,865,633.80
  4. Step 4: Simplify right side
    18,423,905.80x = 299,824,868,073,228.56
  5. Step 5: Solve for x
    x = 299,824,868,073,228.56/18,423,905.80
  6. Step 6: Final answer
    x = 16,273,686.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.