Home / 8,042,661.12-12,061,431.84-2,650,305.60

Finding the Fourth Proportional to 8,042,661.12, 12,061,431.84 and 2,650,305.60

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Solution

The fourth proportional to 8,042,661.12, 12,061,431.84 and 2,650,305.60 is: 3,974,614.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042,661.12 : 12,061,431.84 = 2,650,305.60 : x
  2. Step 2: Convert to fraction form
    8,042,661.12/12,061,431.84 = 2,650,305.60/x
  3. Step 3: Cross multiply
    8,042,661.12x = 12,061,431.84 × 2,650,305.60
  4. Step 4: Simplify right side
    8,042,661.12x = 31,966,480,349,570.30
  5. Step 5: Solve for x
    x = 31,966,480,349,570.30/8,042,661.12
  6. Step 6: Final answer
    x = 3,974,614.85

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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.