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Finding the Third Proportional to 14,685,765 and 20,644,279.50

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Solution

The third proportional to 14,685,765 and 20,644,279.50 is: 29,020,366.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,685,765 : 20,644,279.50 = 20,644,279.50 : x
  2. Step 2: Convert to fraction form
    14,685,765/20,644,279.50 = 20,644,279.50/x
  3. Step 3: Cross multiply
    14,685,765x = 20,644,279.50 × 20,644,279.50
  4. Step 4: Simplify right side
    14,685,765x = 426,186,276,074,120.25
  5. Step 5: Solve for x
    x = 426,186,276,074,120.25/14,685,765
  6. Step 6: Final answer
    x = 29,020,366.05

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.