Home / 21,678,480.13-31,159,584.94

Finding the Third Proportional to 21,678,480.13 and 31,159,584.94

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Solution

The third proportional to 21,678,480.13 and 31,159,584.94 is: 44,787,260.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,678,480.13 : 31,159,584.94 = 31,159,584.94 : x
  2. Step 2: Convert to fraction form
    21,678,480.13/31,159,584.94 = 31,159,584.94/x
  3. Step 3: Cross multiply
    21,678,480.13x = 31,159,584.94 × 31,159,584.94
  4. Step 4: Simplify right side
    21,678,480.13x = 970,919,733,477,276.88
  5. Step 5: Solve for x
    x = 970,919,733,477,276.88/21,678,480.13
  6. Step 6: Final answer
    x = 44,787,260.36

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.