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Finding the Third Proportional to 21,806,838 and 46,500,273

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Solution

The third proportional to 21,806,838 and 46,500,273 is: 99,155,842.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,806,838 : 46,500,273 = 46,500,273 : x
  2. Step 2: Convert to fraction form
    21,806,838/46,500,273 = 46,500,273/x
  3. Step 3: Cross multiply
    21,806,838x = 46,500,273 × 46,500,273
  4. Step 4: Simplify right side
    21,806,838x = 2,162,275,389,074,529
  5. Step 5: Solve for x
    x = 2,162,275,389,074,529/21,806,838
  6. Step 6: Final answer
    x = 99,155,842.27

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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.