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Finding the Third Proportional to 11,978,816.63 and 26,056,449.56

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Solution

The third proportional to 11,978,816.63 and 26,056,449.56 is: 56,678,266.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,978,816.63 : 26,056,449.56 = 26,056,449.56 : x
  2. Step 2: Convert to fraction form
    11,978,816.63/26,056,449.56 = 26,056,449.56/x
  3. Step 3: Cross multiply
    11,978,816.63x = 26,056,449.56 × 26,056,449.56
  4. Step 4: Simplify right side
    11,978,816.63x = 678,938,563,803,106.50
  5. Step 5: Solve for x
    x = 678,938,563,803,106.50/11,978,816.63
  6. Step 6: Final answer
    x = 56,678,266.73

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.