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Finding the Third Proportional to 8,011,698 and 12,219,339

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Solution

The third proportional to 8,011,698 and 12,219,339 is: 18,636,779.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,011,698 : 12,219,339 = 12,219,339 : x
  2. Step 2: Convert to fraction form
    8,011,698/12,219,339 = 12,219,339/x
  3. Step 3: Cross multiply
    8,011,698x = 12,219,339 × 12,219,339
  4. Step 4: Simplify right side
    8,011,698x = 149,312,245,596,921
  5. Step 5: Solve for x
    x = 149,312,245,596,921/8,011,698
  6. Step 6: Final answer
    x = 18,636,779.07

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.