Home / 16,348,986.71-22,564,769.96-9,383,788.20

Finding the Fourth Proportional to 16,348,986.71, 22,564,769.96 and 9,383,788.20

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Solution

The fourth proportional to 16,348,986.71, 22,564,769.96 and 9,383,788.20 is: 12,951,446.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,348,986.71 : 22,564,769.96 = 9,383,788.20 : x
  2. Step 2: Convert to fraction form
    16,348,986.71/22,564,769.96 = 9,383,788.20/x
  3. Step 3: Cross multiply
    16,348,986.71x = 22,564,769.96 × 9,383,788.20
  4. Step 4: Simplify right side
    16,348,986.71x = 211,743,022,141,656
  5. Step 5: Solve for x
    x = 211,743,022,141,656/16,348,986.71
  6. Step 6: Final answer
    x = 12,951,446.22

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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.