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Finding the Third Proportional to 12,268,080 and 18,574,056

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Solution

The third proportional to 12,268,080 and 18,574,056 is: 28,121,397.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,268,080 : 18,574,056 = 18,574,056 : x
  2. Step 2: Convert to fraction form
    12,268,080/18,574,056 = 18,574,056/x
  3. Step 3: Cross multiply
    12,268,080x = 18,574,056 × 18,574,056
  4. Step 4: Simplify right side
    12,268,080x = 344,995,556,291,136
  5. Step 5: Solve for x
    x = 344,995,556,291,136/12,268,080
  6. Step 6: Final answer
    x = 28,121,397.67

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.