Home / 6,449,457.32-8,899,983.84-3,509,286.55

Finding the Fourth Proportional to 6,449,457.32, 8,899,983.84 and 3,509,286.55

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Solution

The fourth proportional to 6,449,457.32, 8,899,983.84 and 3,509,286.55 is: 4,842,670.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,449,457.32 : 8,899,983.84 = 3,509,286.55 : x
  2. Step 2: Convert to fraction form
    6,449,457.32/8,899,983.84 = 3,509,286.55/x
  3. Step 3: Cross multiply
    6,449,457.32x = 8,899,983.84 × 3,509,286.55
  4. Step 4: Simplify right side
    6,449,457.32x = 31,232,593,584,929.35
  5. Step 5: Solve for x
    x = 31,232,593,584,929.35/6,449,457.32
  6. Step 6: Final answer
    x = 4,842,670.02

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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.