Home / 5,420,529.75-11,785,807.50

Finding the Third Proportional to 5,420,529.75 and 11,785,807.50

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Solution

The third proportional to 5,420,529.75 and 11,785,807.50 is: 25,625,771.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,420,529.75 : 11,785,807.50 = 11,785,807.50 : x
  2. Step 2: Convert to fraction form
    5,420,529.75/11,785,807.50 = 11,785,807.50/x
  3. Step 3: Cross multiply
    5,420,529.75x = 11,785,807.50 × 11,785,807.50
  4. Step 4: Simplify right side
    5,420,529.75x = 138,905,258,427,056.25
  5. Step 5: Solve for x
    x = 138,905,258,427,056.25/5,420,529.75
  6. Step 6: Final answer
    x = 25,625,771.80

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.