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Finding the Fourth Proportional to 8,497,751.88, 12,750,395.04 and 4,453,278.24

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Solution

The fourth proportional to 8,497,751.88, 12,750,395.04 and 4,453,278.24 is: 6,681,891.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,497,751.88 : 12,750,395.04 = 4,453,278.24 : x
  2. Step 2: Convert to fraction form
    8,497,751.88/12,750,395.04 = 4,453,278.24/x
  3. Step 3: Cross multiply
    8,497,751.88x = 12,750,395.04 × 4,453,278.24
  4. Step 4: Simplify right side
    8,497,751.88x = 56,781,056,783,035.93
  5. Step 5: Solve for x
    x = 56,781,056,783,035.93/8,497,751.88
  6. Step 6: Final answer
    x = 6,681,891.59

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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.