Home / 12,761,618.75-19,615,434.38

Finding the Third Proportional to 12,761,618.75 and 19,615,434.38

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Solution

The third proportional to 12,761,618.75 and 19,615,434.38 is: 30,150,192.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,761,618.75 : 19,615,434.38 = 19,615,434.38 : x
  2. Step 2: Convert to fraction form
    12,761,618.75/19,615,434.38 = 19,615,434.38/x
  3. Step 3: Cross multiply
    12,761,618.75x = 19,615,434.38 × 19,615,434.38
  4. Step 4: Simplify right side
    12,761,618.75x = 384,765,265,719,931.62
  5. Step 5: Solve for x
    x = 384,765,265,719,931.62/12,761,618.75
  6. Step 6: Final answer
    x = 30,150,192.80

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.