Home / 6,400,367.82-8,832,602.07-4,336,014.78

Finding the Fourth Proportional to 6,400,367.82, 8,832,602.07 and 4,336,014.78

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Solution

The fourth proportional to 6,400,367.82, 8,832,602.07 and 4,336,014.78 is: 5,983,764.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,400,367.82 : 8,832,602.07 = 4,336,014.78 : x
  2. Step 2: Convert to fraction form
    6,400,367.82/8,832,602.07 = 4,336,014.78/x
  3. Step 3: Cross multiply
    6,400,367.82x = 8,832,602.07 × 4,336,014.78
  4. Step 4: Simplify right side
    6,400,367.82x = 38,298,293,121,378.60
  5. Step 5: Solve for x
    x = 38,298,293,121,378.60/6,400,367.82
  6. Step 6: Final answer
    x = 5,983,764.40

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1.5x scale

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.