Home / 6,885,821.81-11,056,987.69

Finding the Third Proportional to 6,885,821.81 and 11,056,987.69

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Solution

The third proportional to 6,885,821.81 and 11,056,987.69 is: 17,754,885.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885,821.81 : 11,056,987.69 = 11,056,987.69 : x
  2. Step 2: Convert to fraction form
    6,885,821.81/11,056,987.69 = 11,056,987.69/x
  3. Step 3: Cross multiply
    6,885,821.81x = 11,056,987.69 × 11,056,987.69
  4. Step 4: Simplify right side
    6,885,821.81x = 122,256,976,721,526.59
  5. Step 5: Solve for x
    x = 122,256,976,721,526.59/6,885,821.81
  6. Step 6: Final answer
    x = 17,754,885.34

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.