Home / 6,172,628.64-8,518,226.13-3,419,494.26

Finding the Fourth Proportional to 6,172,628.64, 8,518,226.13 and 3,419,494.26

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Solution

The fourth proportional to 6,172,628.64, 8,518,226.13 and 3,419,494.26 is: 4,718,901.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,172,628.64 : 8,518,226.13 = 3,419,494.26 : x
  2. Step 2: Convert to fraction form
    6,172,628.64/8,518,226.13 = 3,419,494.26/x
  3. Step 3: Cross multiply
    6,172,628.64x = 8,518,226.13 × 3,419,494.26
  4. Step 4: Simplify right side
    6,172,628.64x = 29,128,025,356,917.02
  5. Step 5: Solve for x
    x = 29,128,025,356,917.02/6,172,628.64
  6. Step 6: Final answer
    x = 4,718,901.31

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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.