Home / 8,527,428.56-13,120,503.19

Finding the Third Proportional to 8,527,428.56 and 13,120,503.19

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Solution

The third proportional to 8,527,428.56 and 13,120,503.19 is: 20,187,516.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,527,428.56 : 13,120,503.19 = 13,120,503.19 : x
  2. Step 2: Convert to fraction form
    8,527,428.56/13,120,503.19 = 13,120,503.19/x
  3. Step 3: Cross multiply
    8,527,428.56x = 13,120,503.19 × 13,120,503.19
  4. Step 4: Simplify right side
    8,527,428.56x = 172,147,603,893,197.66
  5. Step 5: Solve for x
    x = 172,147,603,893,197.66/8,527,428.56
  6. Step 6: Final answer
    x = 20,187,516.39

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.