Home / 8,105,121.98-12,536,432.02

Finding the Third Proportional to 8,105,121.98 and 12,536,432.02

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Solution

The third proportional to 8,105,121.98 and 12,536,432.02 is: 19,390,470.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,105,121.98 : 12,536,432.02 = 12,536,432.02 : x
  2. Step 2: Convert to fraction form
    8,105,121.98/12,536,432.02 = 12,536,432.02/x
  3. Step 3: Cross multiply
    8,105,121.98x = 12,536,432.02 × 12,536,432.02
  4. Step 4: Simplify right side
    8,105,121.98x = 157,162,127,682,387.50
  5. Step 5: Solve for x
    x = 157,162,127,682,387.50/8,105,121.98
  6. Step 6: Final answer
    x = 19,390,470.37

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.