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Finding the Third Proportional to 11,159,772 and 15,795,411

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Solution

The third proportional to 11,159,772 and 15,795,411 is: 22,356,640.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,159,772 : 15,795,411 = 15,795,411 : x
  2. Step 2: Convert to fraction form
    11,159,772/15,795,411 = 15,795,411/x
  3. Step 3: Cross multiply
    11,159,772x = 15,795,411 × 15,795,411
  4. Step 4: Simplify right side
    11,159,772x = 249,495,008,658,921
  5. Step 5: Solve for x
    x = 249,495,008,658,921/11,159,772
  6. Step 6: Final answer
    x = 22,356,640.32

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.