Home / 8,081,705.36-12,118,986.84-3,029,471.76

Finding the Fourth Proportional to 8,081,705.36, 12,118,986.84 and 3,029,471.76

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Solution

The fourth proportional to 8,081,705.36, 12,118,986.84 and 3,029,471.76 is: 4,542,868.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,081,705.36 : 12,118,986.84 = 3,029,471.76 : x
  2. Step 2: Convert to fraction form
    8,081,705.36/12,118,986.84 = 3,029,471.76/x
  3. Step 3: Cross multiply
    8,081,705.36x = 12,118,986.84 × 3,029,471.76
  4. Step 4: Simplify right side
    8,081,705.36x = 36,714,128,391,591.63
  5. Step 5: Solve for x
    x = 36,714,128,391,591.63/8,081,705.36
  6. Step 6: Final answer
    x = 4,542,868.96

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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.