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Finding the Third Proportional to 4,354,389 and 6,916,495.50

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Solution

The third proportional to 4,354,389 and 6,916,495.50 is: 10,986,136.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,354,389 : 6,916,495.50 = 6,916,495.50 : x
  2. Step 2: Convert to fraction form
    4,354,389/6,916,495.50 = 6,916,495.50/x
  3. Step 3: Cross multiply
    4,354,389x = 6,916,495.50 × 6,916,495.50
  4. Step 4: Simplify right side
    4,354,389x = 47,837,910,001,520.25
  5. Step 5: Solve for x
    x = 47,837,910,001,520.25/4,354,389
  6. Step 6: Final answer
    x = 10,986,136.06

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.