Home / 51,786,119.92-71,464,997.04-28,264,873.36

Finding the Fourth Proportional to 51,786,119.92, 71,464,997.04 and 28,264,873.36

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Solution

The fourth proportional to 51,786,119.92, 71,464,997.04 and 28,264,873.36 is: 39,005,607.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,786,119.92 : 71,464,997.04 = 28,264,873.36 : x
  2. Step 2: Convert to fraction form
    51,786,119.92/71,464,997.04 = 28,264,873.36/x
  3. Step 3: Cross multiply
    51,786,119.92x = 71,464,997.04 × 28,264,873.36
  4. Step 4: Simplify right side
    51,786,119.92x = 2,019,949,091,008,375
  5. Step 5: Solve for x
    x = 2,019,949,091,008,375/51,786,119.92
  6. Step 6: Final answer
    x = 39,005,607.95

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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.