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Finding the Third Proportional to 7,136,139.23 and 10,871,504.86

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Solution

The third proportional to 7,136,139.23 and 10,871,504.86 is: 16,562,123.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136,139.23 : 10,871,504.86 = 10,871,504.86 : x
  2. Step 2: Convert to fraction form
    7,136,139.23/10,871,504.86 = 10,871,504.86/x
  3. Step 3: Cross multiply
    7,136,139.23x = 10,871,504.86 × 10,871,504.86
  4. Step 4: Simplify right side
    7,136,139.23x = 118,189,617,907,414.23
  5. Step 5: Solve for x
    x = 118,189,617,907,414.23/7,136,139.23
  6. Step 6: Final answer
    x = 16,562,123.30

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.