Home / 16,858,520.69-23,264,758.26-9,123,563.01

Finding the Fourth Proportional to 16,858,520.69, 23,264,758.26 and 9,123,563.01

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Solution

The fourth proportional to 16,858,520.69, 23,264,758.26 and 9,123,563.01 is: 12,590,516.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,858,520.69 : 23,264,758.26 = 9,123,563.01 : x
  2. Step 2: Convert to fraction form
    16,858,520.69/23,264,758.26 = 9,123,563.01/x
  3. Step 3: Cross multiply
    16,858,520.69x = 23,264,758.26 × 9,123,563.01
  4. Step 4: Simplify right side
    16,858,520.69x = 212,257,487,814,129.88
  5. Step 5: Solve for x
    x = 212,257,487,814,129.88/16,858,520.69
  6. Step 6: Final answer
    x = 12,590,516.79

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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.