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Finding the Third Proportional to 5,316,803 and 11,662,861

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Solution

The third proportional to 5,316,803 and 11,662,861 is: 25,583,480.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,316,803 : 11,662,861 = 11,662,861 : x
  2. Step 2: Convert to fraction form
    5,316,803/11,662,861 = 11,662,861/x
  3. Step 3: Cross multiply
    5,316,803x = 11,662,861 × 11,662,861
  4. Step 4: Simplify right side
    5,316,803x = 136,022,326,705,321
  5. Step 5: Solve for x
    x = 136,022,326,705,321/5,316,803
  6. Step 6: Final answer
    x = 25,583,480.66

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.