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Finding the Third Proportional to 21,228,063 and 46,430,820

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Solution

The third proportional to 21,228,063 and 46,430,820 is: 101,555,240.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,228,063 : 46,430,820 = 46,430,820 : x
  2. Step 2: Convert to fraction form
    21,228,063/46,430,820 = 46,430,820/x
  3. Step 3: Cross multiply
    21,228,063x = 46,430,820 × 46,430,820
  4. Step 4: Simplify right side
    21,228,063x = 2,155,821,045,872,400
  5. Step 5: Solve for x
    x = 2,155,821,045,872,400/21,228,063
  6. Step 6: Final answer
    x = 101,555,240.62

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.