Home / 18,043,721.88-24,900,309.27-9,783,769.16

Finding the Fourth Proportional to 18,043,721.88, 24,900,309.27 and 9,783,769.16

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Solution

The fourth proportional to 18,043,721.88, 24,900,309.27 and 9,783,769.16 is: 13,501,586.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,043,721.88 : 24,900,309.27 = 9,783,769.16 : x
  2. Step 2: Convert to fraction form
    18,043,721.88/24,900,309.27 = 9,783,769.16/x
  3. Step 3: Cross multiply
    18,043,721.88x = 24,900,309.27 × 9,783,769.16
  4. Step 4: Simplify right side
    18,043,721.88x = 243,618,877,785,786.53
  5. Step 5: Solve for x
    x = 243,618,877,785,786.53/18,043,721.88
  6. Step 6: Final answer
    x = 13,501,586.83

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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.