Home / 8,130,445.88-11,148,642.56

Finding the Third Proportional to 8,130,445.88 and 11,148,642.56

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Solution

The third proportional to 8,130,445.88 and 11,148,642.56 is: 15,287,258.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,130,445.88 : 11,148,642.56 = 11,148,642.56 : x
  2. Step 2: Convert to fraction form
    8,130,445.88/11,148,642.56 = 11,148,642.56/x
  3. Step 3: Cross multiply
    8,130,445.88x = 11,148,642.56 × 11,148,642.56
  4. Step 4: Simplify right side
    8,130,445.88x = 124,292,230,986,386.56
  5. Step 5: Solve for x
    x = 124,292,230,986,386.56/8,130,445.88
  6. Step 6: Final answer
    x = 15,287,258.89

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.