Home / 8,276,006.45-12,415,796.48-2,519,190.25

Finding the Fourth Proportional to 8,276,006.45, 12,415,796.48 and 2,519,190.25

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Solution

The fourth proportional to 8,276,006.45, 12,415,796.48 and 2,519,190.25 is: 3,779,329.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276,006.45 : 12,415,796.48 = 2,519,190.25 : x
  2. Step 2: Convert to fraction form
    8,276,006.45/12,415,796.48 = 2,519,190.25/x
  3. Step 3: Cross multiply
    8,276,006.45x = 12,415,796.48 × 2,519,190.25
  4. Step 4: Simplify right side
    8,276,006.45x = 31,277,753,438,400.32
  5. Step 5: Solve for x
    x = 31,277,753,438,400.32/8,276,006.45
  6. Step 6: Final answer
    x = 3,779,329.27

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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.