Home / 21,018,030.75-29,585,090.25

Finding the Third Proportional to 21,018,030.75 and 29,585,090.25

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Solution

The third proportional to 21,018,030.75 and 29,585,090.25 is: 41,644,128.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,018,030.75 : 29,585,090.25 = 29,585,090.25 : x
  2. Step 2: Convert to fraction form
    21,018,030.75/29,585,090.25 = 29,585,090.25/x
  3. Step 3: Cross multiply
    21,018,030.75x = 29,585,090.25 × 29,585,090.25
  4. Step 4: Simplify right side
    21,018,030.75x = 875,277,565,100,645
  5. Step 5: Solve for x
    x = 875,277,565,100,645/21,018,030.75
  6. Step 6: Final answer
    x = 41,644,128.11

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.