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Finding the Third Proportional to 8,700,642 and 13,044,926

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Solution

The third proportional to 8,700,642 and 13,044,926 is: 19,558,337.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,700,642 : 13,044,926 = 13,044,926 : x
  2. Step 2: Convert to fraction form
    8,700,642/13,044,926 = 13,044,926/x
  3. Step 3: Cross multiply
    8,700,642x = 13,044,926 × 13,044,926
  4. Step 4: Simplify right side
    8,700,642x = 170,170,094,345,476
  5. Step 5: Solve for x
    x = 170,170,094,345,476/8,700,642
  6. Step 6: Final answer
    x = 19,558,337.69

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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.