Home / 8,509,175.90-12,763,874.42-2,829,400.01

Finding the Fourth Proportional to 8,509,175.90, 12,763,874.42 and 2,829,400.01

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Solution

The fourth proportional to 8,509,175.90, 12,763,874.42 and 2,829,400.01 is: 4,244,136.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,509,175.90 : 12,763,874.42 = 2,829,400.01 : x
  2. Step 2: Convert to fraction form
    8,509,175.90/12,763,874.42 = 2,829,400.01/x
  3. Step 3: Cross multiply
    8,509,175.90x = 12,763,874.42 × 2,829,400.01
  4. Step 4: Simplify right side
    8,509,175.90x = 36,114,106,411,586.74
  5. Step 5: Solve for x
    x = 36,114,106,411,586.74/8,509,175.90
  6. Step 6: Final answer
    x = 4,244,136.78

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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.