Home / 12,904,033.16-19,355,524.76-3,188,401.47

Finding the Fourth Proportional to 12,904,033.16, 19,355,524.76 and 3,188,401.47

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Solution

The fourth proportional to 12,904,033.16, 19,355,524.76 and 3,188,401.47 is: 4,782,472.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,904,033.16 : 19,355,524.76 = 3,188,401.47 : x
  2. Step 2: Convert to fraction form
    12,904,033.16/19,355,524.76 = 3,188,401.47/x
  3. Step 3: Cross multiply
    12,904,033.16x = 19,355,524.76 × 3,188,401.47
  4. Step 4: Simplify right side
    12,904,033.16x = 61,713,183,605,376.41
  5. Step 5: Solve for x
    x = 61,713,183,605,376.41/12,904,033.16
  6. Step 6: Final answer
    x = 4,782,472.49

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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.