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Finding the Third Proportional to 5,705,127 and 12,685,842

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Solution

The third proportional to 5,705,127 and 12,685,842 is: 28,208,063.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,705,127 : 12,685,842 = 12,685,842 : x
  2. Step 2: Convert to fraction form
    5,705,127/12,685,842 = 12,685,842/x
  3. Step 3: Cross multiply
    5,705,127x = 12,685,842 × 12,685,842
  4. Step 4: Simplify right side
    5,705,127x = 160,930,587,248,964
  5. Step 5: Solve for x
    x = 160,930,587,248,964/5,705,127
  6. Step 6: Final answer
    x = 28,208,063.95

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.