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Finding the Third Proportional to 7,247,139 and 15,796,416

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Solution

The third proportional to 7,247,139 and 15,796,416 is: 34,431,071.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247,139 : 15,796,416 = 15,796,416 : x
  2. Step 2: Convert to fraction form
    7,247,139/15,796,416 = 15,796,416/x
  3. Step 3: Cross multiply
    7,247,139x = 15,796,416 × 15,796,416
  4. Step 4: Simplify right side
    7,247,139x = 249,526,758,445,056
  5. Step 5: Solve for x
    x = 249,526,758,445,056/7,247,139
  6. Step 6: Final answer
    x = 34,431,071.14

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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.