Home / 18,228,219.50-39,585,961.50

Finding the Third Proportional to 18,228,219.50 and 39,585,961.50

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Solution

The third proportional to 18,228,219.50 and 39,585,961.50 is: 85,968,261.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,228,219.50 : 39,585,961.50 = 39,585,961.50 : x
  2. Step 2: Convert to fraction form
    18,228,219.50/39,585,961.50 = 39,585,961.50/x
  3. Step 3: Cross multiply
    18,228,219.50x = 39,585,961.50 × 39,585,961.50
  4. Step 4: Simplify right side
    18,228,219.50x = 1,567,048,347,879,482.25
  5. Step 5: Solve for x
    x = 1,567,048,347,879,482.25/18,228,219.50
  6. Step 6: Final answer
    x = 85,968,261.90

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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.