Home / 30,669,121.80-45,964,608.30-16,299,073.80

Finding the Fourth Proportional to 30,669,121.80, 45,964,608.30 and 16,299,073.80

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Solution

The fourth proportional to 30,669,121.80, 45,964,608.30 and 16,299,073.80 is: 24,427,844.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,669,121.80 : 45,964,608.30 = 16,299,073.80 : x
  2. Step 2: Convert to fraction form
    30,669,121.80/45,964,608.30 = 16,299,073.80/x
  3. Step 3: Cross multiply
    30,669,121.80x = 45,964,608.30 × 16,299,073.80
  4. Step 4: Simplify right side
    30,669,121.80x = 749,180,542,869,792.50
  5. Step 5: Solve for x
    x = 749,180,542,869,792.50/30,669,121.80
  6. Step 6: Final answer
    x = 24,427,844.65

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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.