Home / 17,545,542.12-26,318,673.90-5,415,012.72

Finding the Fourth Proportional to 17,545,542.12, 26,318,673.90 and 5,415,012.72

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Solution

The fourth proportional to 17,545,542.12, 26,318,673.90 and 5,415,012.72 is: 8,122,630.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,545,542.12 : 26,318,673.90 = 5,415,012.72 : x
  2. Step 2: Convert to fraction form
    17,545,542.12/26,318,673.90 = 5,415,012.72/x
  3. Step 3: Cross multiply
    17,545,542.12x = 26,318,673.90 × 5,415,012.72
  4. Step 4: Simplify right side
    17,545,542.12x = 142,515,953,942,032
  5. Step 5: Solve for x
    x = 142,515,953,942,032/17,545,542.12
  6. Step 6: Final answer
    x = 8,122,630.41

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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.