Home / 14,689,728.38-22,005,860.57-12,099,751.31

Finding the Fourth Proportional to 14,689,728.38, 22,005,860.57 and 12,099,751.31

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Solution

The fourth proportional to 14,689,728.38, 22,005,860.57 and 12,099,751.31 is: 18,125,960.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,689,728.38 : 22,005,860.57 = 12,099,751.31 : x
  2. Step 2: Convert to fraction form
    14,689,728.38/22,005,860.57 = 12,099,751.31/x
  3. Step 3: Cross multiply
    14,689,728.38x = 22,005,860.57 × 12,099,751.31
  4. Step 4: Simplify right side
    14,689,728.38x = 266,265,440,179,754.94
  5. Step 5: Solve for x
    x = 266,265,440,179,754.94/14,689,728.38
  6. Step 6: Final answer
    x = 18,125,960.76

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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.