Home / 49,068,372-67,714,816.32-27,042,676.80

Finding the Fourth Proportional to 49,068,372, 67,714,816.32 and 27,042,676.80

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Solution

The fourth proportional to 49,068,372, 67,714,816.32 and 27,042,676.80 is: 37,319,149.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,068,372 : 67,714,816.32 = 27,042,676.80 : x
  2. Step 2: Convert to fraction form
    49,068,372/67,714,816.32 = 27,042,676.80/x
  3. Step 3: Cross multiply
    49,068,372x = 67,714,816.32 × 27,042,676.80
  4. Step 4: Simplify right side
    49,068,372x = 1,831,189,892,313,125.25
  5. Step 5: Solve for x
    x = 1,831,189,892,313,125.25/49,068,372
  6. Step 6: Final answer
    x = 37,319,149.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.