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Finding the Third Proportional to 21,090,506 and 32,868,815

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Solution

The third proportional to 21,090,506 and 32,868,815 is: 51,224,897.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,090,506 : 32,868,815 = 32,868,815 : x
  2. Step 2: Convert to fraction form
    21,090,506/32,868,815 = 32,868,815/x
  3. Step 3: Cross multiply
    21,090,506x = 32,868,815 × 32,868,815
  4. Step 4: Simplify right side
    21,090,506x = 1,080,358,999,504,225
  5. Step 5: Solve for x
    x = 1,080,358,999,504,225/21,090,506
  6. Step 6: Final answer
    x = 51,224,897.09

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.