Home / 8,196,700.32-12,295,640.96-3,148,010.82

Finding the Fourth Proportional to 8,196,700.32, 12,295,640.96 and 3,148,010.82

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Solution

The fourth proportional to 8,196,700.32, 12,295,640.96 and 3,148,010.82 is: 4,722,243.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,196,700.32 : 12,295,640.96 = 3,148,010.82 : x
  2. Step 2: Convert to fraction form
    8,196,700.32/12,295,640.96 = 3,148,010.82/x
  3. Step 3: Cross multiply
    8,196,700.32x = 12,295,640.96 × 3,148,010.82
  4. Step 4: Simplify right side
    8,196,700.32x = 38,706,810,765,175.13
  5. Step 5: Solve for x
    x = 38,706,810,765,175.13/8,196,700.32
  6. Step 6: Final answer
    x = 4,722,243.01

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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.