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Finding the Third Proportional to 5,473,813 and 7,884,855

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Solution

The third proportional to 5,473,813 and 7,884,855 is: 11,357,884.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,473,813 : 7,884,855 = 7,884,855 : x
  2. Step 2: Convert to fraction form
    5,473,813/7,884,855 = 7,884,855/x
  3. Step 3: Cross multiply
    5,473,813x = 7,884,855 × 7,884,855
  4. Step 4: Simplify right side
    5,473,813x = 62,170,938,371,025
  5. Step 5: Solve for x
    x = 62,170,938,371,025/5,473,813
  6. Step 6: Final answer
    x = 11,357,884.96

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.