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Finding the Third Proportional to 13,502,781 and 19,295,154

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Solution

The third proportional to 13,502,781 and 19,295,154 is: 27,572,317.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,502,781 : 19,295,154 = 19,295,154 : x
  2. Step 2: Convert to fraction form
    13,502,781/19,295,154 = 19,295,154/x
  3. Step 3: Cross multiply
    13,502,781x = 19,295,154 × 19,295,154
  4. Step 4: Simplify right side
    13,502,781x = 372,302,967,883,716
  5. Step 5: Solve for x
    x = 372,302,967,883,716/13,502,781
  6. Step 6: Final answer
    x = 27,572,317.72

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.