Home / 19,683,469.20-29,525,203.80-16,990,834.80

Finding the Fourth Proportional to 19,683,469.20, 29,525,203.80 and 16,990,834.80

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Solution

The fourth proportional to 19,683,469.20, 29,525,203.80 and 16,990,834.80 is: 25,486,252.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,683,469.20 : 29,525,203.80 = 16,990,834.80 : x
  2. Step 2: Convert to fraction form
    19,683,469.20/29,525,203.80 = 16,990,834.80/x
  3. Step 3: Cross multiply
    19,683,469.20x = 29,525,203.80 × 16,990,834.80
  4. Step 4: Simplify right side
    19,683,469.20x = 501,657,860,202,132.25
  5. Step 5: Solve for x
    x = 501,657,860,202,132.25/19,683,469.20
  6. Step 6: Final answer
    x = 25,486,252.20

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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.