Home / 2,139,885.29-4,354,504.23

Finding the Third Proportional to 2,139,885.29 and 4,354,504.23

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Solution

The third proportional to 2,139,885.29 and 4,354,504.23 is: 8,861,085.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,139,885.29 : 4,354,504.23 = 4,354,504.23 : x
  2. Step 2: Convert to fraction form
    2,139,885.29/4,354,504.23 = 4,354,504.23/x
  3. Step 3: Cross multiply
    2,139,885.29x = 4,354,504.23 × 4,354,504.23
  4. Step 4: Simplify right side
    2,139,885.29x = 18,961,707,118,683.71
  5. Step 5: Solve for x
    x = 18,961,707,118,683.71/2,139,885.29
  6. Step 6: Final answer
    x = 8,861,085.78

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.