Home / 12,040,742.71-16,616,236.20-6,884,212.24

Finding the Fourth Proportional to 12,040,742.71, 16,616,236.20 and 6,884,212.24

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Solution

The fourth proportional to 12,040,742.71, 16,616,236.20 and 6,884,212.24 is: 9,500,219.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,040,742.71 : 16,616,236.20 = 6,884,212.24 : x
  2. Step 2: Convert to fraction form
    12,040,742.71/16,616,236.20 = 6,884,212.24/x
  3. Step 3: Cross multiply
    12,040,742.71x = 16,616,236.20 × 6,884,212.24
  4. Step 4: Simplify right side
    12,040,742.71x = 114,389,696,630,771.09
  5. Step 5: Solve for x
    x = 114,389,696,630,771.09/12,040,742.71
  6. Step 6: Final answer
    x = 9,500,219.33

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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.