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Finding the Third Proportional to 5,390,169 and 8,076,933

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Solution

The third proportional to 5,390,169 and 8,076,933 is: 12,102,931.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,169 : 8,076,933 = 8,076,933 : x
  2. Step 2: Convert to fraction form
    5,390,169/8,076,933 = 8,076,933/x
  3. Step 3: Cross multiply
    5,390,169x = 8,076,933 × 8,076,933
  4. Step 4: Simplify right side
    5,390,169x = 65,236,846,686,489
  5. Step 5: Solve for x
    x = 65,236,846,686,489/5,390,169
  6. Step 6: Final answer
    x = 12,102,931.59

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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.