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Finding the Third Proportional to 7,031,681 and 10,566,243

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Solution

The third proportional to 7,031,681 and 10,566,243 is: 15,877,496.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,031,681 : 10,566,243 = 10,566,243 : x
  2. Step 2: Convert to fraction form
    7,031,681/10,566,243 = 10,566,243/x
  3. Step 3: Cross multiply
    7,031,681x = 10,566,243 × 10,566,243
  4. Step 4: Simplify right side
    7,031,681x = 111,645,491,135,049
  5. Step 5: Solve for x
    x = 111,645,491,135,049/7,031,681
  6. Step 6: Final answer
    x = 15,877,496.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.