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Finding the Third Proportional to 7,761,242 and 16,326,840

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Solution

The third proportional to 7,761,242 and 16,326,840 is: 34,345,753.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,761,242 : 16,326,840 = 16,326,840 : x
  2. Step 2: Convert to fraction form
    7,761,242/16,326,840 = 16,326,840/x
  3. Step 3: Cross multiply
    7,761,242x = 16,326,840 × 16,326,840
  4. Step 4: Simplify right side
    7,761,242x = 266,565,704,385,600
  5. Step 5: Solve for x
    x = 266,565,704,385,600/7,761,242
  6. Step 6: Final answer
    x = 34,345,753.47

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.