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Finding the Third Proportional to 15,973,221.75 and 34,985,655

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Solution

The third proportional to 15,973,221.75 and 34,985,655 is: 76,628,001.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,973,221.75 : 34,985,655 = 34,985,655 : x
  2. Step 2: Convert to fraction form
    15,973,221.75/34,985,655 = 34,985,655/x
  3. Step 3: Cross multiply
    15,973,221.75x = 34,985,655 × 34,985,655
  4. Step 4: Simplify right side
    15,973,221.75x = 1,223,996,055,779,025
  5. Step 5: Solve for x
    x = 1,223,996,055,779,025/15,973,221.75
  6. Step 6: Final answer
    x = 76,628,001.22

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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.