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Finding the Fourth Proportional to 32,785,874.80, 49,136,821.80 and 25,175,114.80

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Solution

The fourth proportional to 32,785,874.80, 49,136,821.80 and 25,175,114.80 is: 37,730,429.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,785,874.80 : 49,136,821.80 = 25,175,114.80 : x
  2. Step 2: Convert to fraction form
    32,785,874.80/49,136,821.80 = 25,175,114.80/x
  3. Step 3: Cross multiply
    32,785,874.80x = 49,136,821.80 × 25,175,114.80
  4. Step 4: Simplify right side
    32,785,874.80x = 1,237,025,129,722,142.50
  5. Step 5: Solve for x
    x = 1,237,025,129,722,142.50/32,785,874.80
  6. Step 6: Final answer
    x = 37,730,429.26

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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.