Home / 8,171,100.41-12,240,705.55-6,365,529.61

Finding the Fourth Proportional to 8,171,100.41, 12,240,705.55 and 6,365,529.61

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Solution

The fourth proportional to 8,171,100.41, 12,240,705.55 and 6,365,529.61 is: 9,535,872.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,171,100.41 : 12,240,705.55 = 6,365,529.61 : x
  2. Step 2: Convert to fraction form
    8,171,100.41/12,240,705.55 = 6,365,529.61/x
  3. Step 3: Cross multiply
    8,171,100.41x = 12,240,705.55 × 6,365,529.61
  4. Step 4: Simplify right side
    8,171,100.41x = 77,918,573,625,816.34
  5. Step 5: Solve for x
    x = 77,918,573,625,816.34/8,171,100.41
  6. Step 6: Final answer
    x = 9,535,872.74

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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.