Home / 19,683,571.82-29,538,535.88-8,169,048.68

Finding the Fourth Proportional to 19,683,571.82, 29,538,535.88 and 8,169,048.68

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Solution

The fourth proportional to 19,683,571.82, 29,538,535.88 and 8,169,048.68 is: 12,259,042.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,683,571.82 : 29,538,535.88 = 8,169,048.68 : x
  2. Step 2: Convert to fraction form
    19,683,571.82/29,538,535.88 = 8,169,048.68/x
  3. Step 3: Cross multiply
    19,683,571.82x = 29,538,535.88 × 8,169,048.68
  4. Step 4: Simplify right side
    19,683,571.82x = 241,301,737,351,108.72
  5. Step 5: Solve for x
    x = 241,301,737,351,108.72/19,683,571.82
  6. Step 6: Final answer
    x = 12,259,042.19

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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.