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Finding the Third Proportional to 7,342,209 and 15,851,889

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Solution

The third proportional to 7,342,209 and 15,851,889 is: 34,224,357.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,342,209 : 15,851,889 = 15,851,889 : x
  2. Step 2: Convert to fraction form
    7,342,209/15,851,889 = 15,851,889/x
  3. Step 3: Cross multiply
    7,342,209x = 15,851,889 × 15,851,889
  4. Step 4: Simplify right side
    7,342,209x = 251,282,384,868,321
  5. Step 5: Solve for x
    x = 251,282,384,868,321/7,342,209
  6. Step 6: Final answer
    x = 34,224,357.39

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.