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Finding the Third Proportional to 8,389,582 and 12,955,267

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Solution

The third proportional to 8,389,582 and 12,955,267 is: 20,005,638.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,389,582 : 12,955,267 = 12,955,267 : x
  2. Step 2: Convert to fraction form
    8,389,582/12,955,267 = 12,955,267/x
  3. Step 3: Cross multiply
    8,389,582x = 12,955,267 × 12,955,267
  4. Step 4: Simplify right side
    8,389,582x = 167,838,943,041,289
  5. Step 5: Solve for x
    x = 167,838,943,041,289/8,389,582
  6. Step 6: Final answer
    x = 20,005,638.31

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.