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Finding the Third Proportional to 21,806,580 and 47,574,087

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Solution

The third proportional to 21,806,580 and 47,574,087 is: 103,789,487.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,806,580 : 47,574,087 = 47,574,087 : x
  2. Step 2: Convert to fraction form
    21,806,580/47,574,087 = 47,574,087/x
  3. Step 3: Cross multiply
    21,806,580x = 47,574,087 × 47,574,087
  4. Step 4: Simplify right side
    21,806,580x = 2,263,293,753,883,569
  5. Step 5: Solve for x
    x = 2,263,293,753,883,569/21,806,580
  6. Step 6: Final answer
    x = 103,789,487.11

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.