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Finding the Third Proportional to 5,618,655 and 12,089,511

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Solution

The third proportional to 5,618,655 and 12,089,511 is: 26,012,680.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,618,655 : 12,089,511 = 12,089,511 : x
  2. Step 2: Convert to fraction form
    5,618,655/12,089,511 = 12,089,511/x
  3. Step 3: Cross multiply
    5,618,655x = 12,089,511 × 12,089,511
  4. Step 4: Simplify right side
    5,618,655x = 146,156,276,219,121
  5. Step 5: Solve for x
    x = 146,156,276,219,121/5,618,655
  6. Step 6: Final answer
    x = 26,012,680.30

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.