Home / 20,279,623.50-30,930,223.50

Finding the Third Proportional to 20,279,623.50 and 30,930,223.50

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Solution

The third proportional to 20,279,623.50 and 30,930,223.50 is: 47,174,382.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,279,623.50 : 30,930,223.50 = 30,930,223.50 : x
  2. Step 2: Convert to fraction form
    20,279,623.50/30,930,223.50 = 30,930,223.50/x
  3. Step 3: Cross multiply
    20,279,623.50x = 30,930,223.50 × 30,930,223.50
  4. Step 4: Simplify right side
    20,279,623.50x = 956,678,725,759,952.25
  5. Step 5: Solve for x
    x = 956,678,725,759,952.25/20,279,623.50
  6. Step 6: Final answer
    x = 47,174,382.98

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.