Home / 25,700,786.88-38,551,311.56-8,661,607.44

Finding the Fourth Proportional to 25,700,786.88, 38,551,311.56 and 8,661,607.44

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Solution

The fourth proportional to 25,700,786.88, 38,551,311.56 and 8,661,607.44 is: 12,992,455.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,700,786.88 : 38,551,311.56 = 8,661,607.44 : x
  2. Step 2: Convert to fraction form
    25,700,786.88/38,551,311.56 = 8,661,607.44/x
  3. Step 3: Cross multiply
    25,700,786.88x = 38,551,311.56 × 8,661,607.44
  4. Step 4: Simplify right side
    25,700,786.88x = 333,916,327,051,508
  5. Step 5: Solve for x
    x = 333,916,327,051,508/25,700,786.88
  6. Step 6: Final answer
    x = 12,992,455.39

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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.