Home / 20,785,389.75-29,940,423.75

Finding the Third Proportional to 20,785,389.75 and 29,940,423.75

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Solution

The third proportional to 20,785,389.75 and 29,940,423.75 is: 43,127,840.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,785,389.75 : 29,940,423.75 = 29,940,423.75 : x
  2. Step 2: Convert to fraction form
    20,785,389.75/29,940,423.75 = 29,940,423.75/x
  3. Step 3: Cross multiply
    20,785,389.75x = 29,940,423.75 × 29,940,423.75
  4. Step 4: Simplify right side
    20,785,389.75x = 896,428,974,329,564
  5. Step 5: Solve for x
    x = 896,428,974,329,564/20,785,389.75
  6. Step 6: Final answer
    x = 43,127,840.52

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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.