Home / 21,000,961.13-31,502,003.63

Finding the Third Proportional to 21,000,961.13 and 31,502,003.63

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Solution

The third proportional to 21,000,961.13 and 31,502,003.63 is: 47,253,848.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,000,961.13 : 31,502,003.63 = 31,502,003.63 : x
  2. Step 2: Convert to fraction form
    21,000,961.13/31,502,003.63 = 31,502,003.63/x
  3. Step 3: Cross multiply
    21,000,961.13x = 31,502,003.63 × 31,502,003.63
  4. Step 4: Simplify right side
    21,000,961.13x = 992,376,232,389,513.12
  5. Step 5: Solve for x
    x = 992,376,232,389,513.12/21,000,961.13
  6. Step 6: Final answer
    x = 47,253,848.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.