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Finding the Third Proportional to 21,287,553.94 and 46,605,197.63

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Solution

The third proportional to 21,287,553.94 and 46,605,197.63 is: 102,033,538.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,287,553.94 : 46,605,197.63 = 46,605,197.63 : x
  2. Step 2: Convert to fraction form
    21,287,553.94/46,605,197.63 = 46,605,197.63/x
  3. Step 3: Cross multiply
    21,287,553.94x = 46,605,197.63 × 46,605,197.63
  4. Step 4: Simplify right side
    21,287,553.94x = 2,172,044,445,665,305.75
  5. Step 5: Solve for x
    x = 2,172,044,445,665,305.75/21,287,553.94
  6. Step 6: Final answer
    x = 102,033,538.10

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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.