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Finding the Third Proportional to 4,328,402 and 9,235,828

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Solution

The third proportional to 4,328,402 and 9,235,828 is: 19,707,161.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,328,402 : 9,235,828 = 9,235,828 : x
  2. Step 2: Convert to fraction form
    4,328,402/9,235,828 = 9,235,828/x
  3. Step 3: Cross multiply
    4,328,402x = 9,235,828 × 9,235,828
  4. Step 4: Simplify right side
    4,328,402x = 85,300,518,845,584
  5. Step 5: Solve for x
    x = 85,300,518,845,584/4,328,402
  6. Step 6: Final answer
    x = 19,707,161.87

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.