Home / 20,761,883.25-45,433,763.63

Finding the Third Proportional to 20,761,883.25 and 45,433,763.63

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Solution

The third proportional to 20,761,883.25 and 45,433,763.63 is: 99,423,874.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,761,883.25 : 45,433,763.63 = 45,433,763.63 : x
  2. Step 2: Convert to fraction form
    20,761,883.25/45,433,763.63 = 45,433,763.63/x
  3. Step 3: Cross multiply
    20,761,883.25x = 45,433,763.63 × 45,433,763.63
  4. Step 4: Simplify right side
    20,761,883.25x = 2,064,226,877,132,373.25
  5. Step 5: Solve for x
    x = 2,064,226,877,132,373.25/20,761,883.25
  6. Step 6: Final answer
    x = 99,423,874.62

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.