Home / 19,913,769-30,755,031.75

Finding the Third Proportional to 19,913,769 and 30,755,031.75

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Solution

The third proportional to 19,913,769 and 30,755,031.75 is: 47,498,390.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,913,769 : 30,755,031.75 = 30,755,031.75 : x
  2. Step 2: Convert to fraction form
    19,913,769/30,755,031.75 = 30,755,031.75/x
  3. Step 3: Cross multiply
    19,913,769x = 30,755,031.75 × 30,755,031.75
  4. Step 4: Simplify right side
    19,913,769x = 945,871,977,943,508
  5. Step 5: Solve for x
    x = 945,871,977,943,508/19,913,769
  6. Step 6: Final answer
    x = 47,498,390.58

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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.