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Finding the Third Proportional to 6,553,421 and 9,830,127

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Solution

The third proportional to 6,553,421 and 9,830,127 is: 14,745,183.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,553,421 : 9,830,127 = 9,830,127 : x
  2. Step 2: Convert to fraction form
    6,553,421/9,830,127 = 9,830,127/x
  3. Step 3: Cross multiply
    6,553,421x = 9,830,127 × 9,830,127
  4. Step 4: Simplify right side
    6,553,421x = 96,631,396,836,129
  5. Step 5: Solve for x
    x = 96,631,396,836,129/6,553,421
  6. Step 6: Final answer
    x = 14,745,183.75

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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.