Home / 8,422,760.32-11,623,409.25-4,555,281.46

Finding the Fourth Proportional to 8,422,760.32, 11,623,409.25 and 4,555,281.46

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Solution

The fourth proportional to 8,422,760.32, 11,623,409.25 and 4,555,281.46 is: 6,286,288.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,422,760.32 : 11,623,409.25 = 4,555,281.46 : x
  2. Step 2: Convert to fraction form
    8,422,760.32/11,623,409.25 = 4,555,281.46/x
  3. Step 3: Cross multiply
    8,422,760.32x = 11,623,409.25 × 4,555,281.46
  4. Step 4: Simplify right side
    8,422,760.32x = 52,947,900,658,517.51
  5. Step 5: Solve for x
    x = 52,947,900,658,517.51/8,422,760.32
  6. Step 6: Final answer
    x = 6,286,288.42

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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.