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Finding the Third Proportional to 21,329,487 and 41,594,877

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Solution

The third proportional to 21,329,487 and 41,594,877 is: 81,114,646.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,329,487 : 41,594,877 = 41,594,877 : x
  2. Step 2: Convert to fraction form
    21,329,487/41,594,877 = 41,594,877/x
  3. Step 3: Cross multiply
    21,329,487x = 41,594,877 × 41,594,877
  4. Step 4: Simplify right side
    21,329,487x = 1,730,133,792,645,129
  5. Step 5: Solve for x
    x = 1,730,133,792,645,129/21,329,487
  6. Step 6: Final answer
    x = 81,114,646.25

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.