Home / 6,692,811.88-9,236,867.72-3,976,557.88

Finding the Fourth Proportional to 6,692,811.88, 9,236,867.72 and 3,976,557.88

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Solution

The fourth proportional to 6,692,811.88, 9,236,867.72 and 3,976,557.88 is: 5,488,117.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,692,811.88 : 9,236,867.72 = 3,976,557.88 : x
  2. Step 2: Convert to fraction form
    6,692,811.88/9,236,867.72 = 3,976,557.88/x
  3. Step 3: Cross multiply
    6,692,811.88x = 9,236,867.72 × 3,976,557.88
  4. Step 4: Simplify right side
    6,692,811.88x = 36,730,939,052,416.51
  5. Step 5: Solve for x
    x = 36,730,939,052,416.51/6,692,811.88
  6. Step 6: Final answer
    x = 5,488,117.66

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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.