Home / 5,642,476.32-8,461,046.78-2,185,835.07

Finding the Fourth Proportional to 5,642,476.32, 8,461,046.78 and 2,185,835.07

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Solution

The fourth proportional to 5,642,476.32, 8,461,046.78 and 2,185,835.07 is: 3,277,719.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,642,476.32 : 8,461,046.78 = 2,185,835.07 : x
  2. Step 2: Convert to fraction form
    5,642,476.32/8,461,046.78 = 2,185,835.07/x
  3. Step 3: Cross multiply
    5,642,476.32x = 8,461,046.78 × 2,185,835.07
  4. Step 4: Simplify right side
    5,642,476.32x = 18,494,452,780,634.57
  5. Step 5: Solve for x
    x = 18,494,452,780,634.57/5,642,476.32
  6. Step 6: Final answer
    x = 3,277,719.17

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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.