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Finding the Third Proportional to 21,573,382 and 46,348,532

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Solution

The third proportional to 21,573,382 and 46,348,532 is: 99,575,783.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,573,382 : 46,348,532 = 46,348,532 : x
  2. Step 2: Convert to fraction form
    21,573,382/46,348,532 = 46,348,532/x
  3. Step 3: Cross multiply
    21,573,382x = 46,348,532 × 46,348,532
  4. Step 4: Simplify right side
    21,573,382x = 2,148,186,418,555,024
  5. Step 5: Solve for x
    x = 2,148,186,418,555,024/21,573,382
  6. Step 6: Final answer
    x = 99,575,783.65

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.