Home / 5,376,391.20-8,066,919.60-2,716,999.20

Finding the Fourth Proportional to 5,376,391.20, 8,066,919.60 and 2,716,999.20

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Solution

The fourth proportional to 5,376,391.20, 8,066,919.60 and 2,716,999.20 is: 4,076,677.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376,391.20 : 8,066,919.60 = 2,716,999.20 : x
  2. Step 2: Convert to fraction form
    5,376,391.20/8,066,919.60 = 2,716,999.20/x
  3. Step 3: Cross multiply
    5,376,391.20x = 8,066,919.60 × 2,716,999.20
  4. Step 4: Simplify right side
    5,376,391.20x = 21,917,814,099,664.32
  5. Step 5: Solve for x
    x = 21,917,814,099,664.32/5,376,391.20
  6. Step 6: Final answer
    x = 4,076,677.70

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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.