Home / 11,616,016.11-16,030,491.75-6,389,245.41

Finding the Fourth Proportional to 11,616,016.11, 16,030,491.75 and 6,389,245.41

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Solution

The fourth proportional to 11,616,016.11, 16,030,491.75 and 6,389,245.41 is: 8,817,372.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,616,016.11 : 16,030,491.75 = 6,389,245.41 : x
  2. Step 2: Convert to fraction form
    11,616,016.11/16,030,491.75 = 6,389,245.41/x
  3. Step 3: Cross multiply
    11,616,016.11x = 16,030,491.75 × 6,389,245.41
  4. Step 4: Simplify right side
    11,616,016.11x = 102,422,745,833,730.38
  5. Step 5: Solve for x
    x = 102,422,745,833,730.38/11,616,016.11
  6. Step 6: Final answer
    x = 8,817,372.92

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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.