Home / 16,770,783.23-23,143,144.79-9,428,927.03

Finding the Fourth Proportional to 16,770,783.23, 23,143,144.79 and 9,428,927.03

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Solution

The fourth proportional to 16,770,783.23, 23,143,144.79 and 9,428,927.03 is: 13,011,617.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,770,783.23 : 23,143,144.79 = 9,428,927.03 : x
  2. Step 2: Convert to fraction form
    16,770,783.23/23,143,144.79 = 9,428,927.03/x
  3. Step 3: Cross multiply
    16,770,783.23x = 23,143,144.79 × 9,428,927.03
  4. Step 4: Simplify right side
    16,770,783.23x = 218,215,023,377,491.28
  5. Step 5: Solve for x
    x = 218,215,023,377,491.28/16,770,783.23
  6. Step 6: Final answer
    x = 13,011,617.91

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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.