Home / 19,258,968.38-39,190,539.66

Finding the Third Proportional to 19,258,968.38 and 39,190,539.66

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Solution

The third proportional to 19,258,968.38 and 39,190,539.66 is: 79,749,775.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,258,968.38 : 39,190,539.66 = 39,190,539.66 : x
  2. Step 2: Convert to fraction form
    19,258,968.38/39,190,539.66 = 39,190,539.66/x
  3. Step 3: Cross multiply
    19,258,968.38x = 39,190,539.66 × 39,190,539.66
  4. Step 4: Simplify right side
    19,258,968.38x = 1,535,898,398,548,103.75
  5. Step 5: Solve for x
    x = 1,535,898,398,548,103.75/19,258,968.38
  6. Step 6: Final answer
    x = 79,749,775.20

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.