Home / 13,743,940.90-20,610,662.55-4,156,132.90

Finding the Fourth Proportional to 13,743,940.90, 20,610,662.55 and 4,156,132.90

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Solution

The fourth proportional to 13,743,940.90, 20,610,662.55 and 4,156,132.90 is: 6,232,612.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,743,940.90 : 20,610,662.55 = 4,156,132.90 : x
  2. Step 2: Convert to fraction form
    13,743,940.90/20,610,662.55 = 4,156,132.90/x
  3. Step 3: Cross multiply
    13,743,940.90x = 20,610,662.55 × 4,156,132.90
  4. Step 4: Simplify right side
    13,743,940.90x = 85,660,652,714,852.89
  5. Step 5: Solve for x
    x = 85,660,652,714,852.89/13,743,940.90
  6. Step 6: Final answer
    x = 6,232,612.13

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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.