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Finding the Third Proportional to 7,666,030 and 15,557,326

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Solution

The third proportional to 7,666,030 and 15,557,326 is: 31,571,803.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,666,030 : 15,557,326 = 15,557,326 : x
  2. Step 2: Convert to fraction form
    7,666,030/15,557,326 = 15,557,326/x
  3. Step 3: Cross multiply
    7,666,030x = 15,557,326 × 15,557,326
  4. Step 4: Simplify right side
    7,666,030x = 242,030,392,270,276
  5. Step 5: Solve for x
    x = 242,030,392,270,276/7,666,030
  6. Step 6: Final answer
    x = 31,571,803.43

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.