Home / 8,760,705.80-13,143,516.30-4,273,128.20

Finding the Fourth Proportional to 8,760,705.80, 13,143,516.30 and 4,273,128.20

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Solution

The fourth proportional to 8,760,705.80, 13,143,516.30 and 4,273,128.20 is: 6,410,891.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,760,705.80 : 13,143,516.30 = 4,273,128.20 : x
  2. Step 2: Convert to fraction form
    8,760,705.80/13,143,516.30 = 4,273,128.20/x
  3. Step 3: Cross multiply
    8,760,705.80x = 13,143,516.30 × 4,273,128.20
  4. Step 4: Simplify right side
    8,760,705.80x = 56,163,930,148,689.66
  5. Step 5: Solve for x
    x = 56,163,930,148,689.66/8,760,705.80
  6. Step 6: Final answer
    x = 6,410,891.02

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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.