Home / 7,321,221.19-10,712,331.56

Finding the Third Proportional to 7,321,221.19 and 10,712,331.56

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Solution

The third proportional to 7,321,221.19 and 10,712,331.56 is: 15,674,167.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,321,221.19 : 10,712,331.56 = 10,712,331.56 : x
  2. Step 2: Convert to fraction form
    7,321,221.19/10,712,331.56 = 10,712,331.56/x
  3. Step 3: Cross multiply
    7,321,221.19x = 10,712,331.56 × 10,712,331.56
  4. Step 4: Simplify right side
    7,321,221.19x = 114,754,047,504,933.69
  5. Step 5: Solve for x
    x = 114,754,047,504,933.69/7,321,221.19
  6. Step 6: Final answer
    x = 15,674,167.54

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.