Home / 14,218,363.31-19,623,687.68-8,714,799.59

Finding the Fourth Proportional to 14,218,363.31, 19,623,687.68 and 8,714,799.59

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Solution

The fourth proportional to 14,218,363.31, 19,623,687.68 and 8,714,799.59 is: 12,027,861.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,218,363.31 : 19,623,687.68 = 8,714,799.59 : x
  2. Step 2: Convert to fraction form
    14,218,363.31/19,623,687.68 = 8,714,799.59/x
  3. Step 3: Cross multiply
    14,218,363.31x = 19,623,687.68 × 8,714,799.59
  4. Step 4: Simplify right side
    14,218,363.31x = 171,016,505,347,952.03
  5. Step 5: Solve for x
    x = 171,016,505,347,952.03/14,218,363.31
  6. Step 6: Final answer
    x = 12,027,861.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.