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Finding the Third Proportional to 21,232,537 and 46,439,172

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Solution

The third proportional to 21,232,537 and 46,439,172 is: 101,570,372.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,232,537 : 46,439,172 = 46,439,172 : x
  2. Step 2: Convert to fraction form
    21,232,537/46,439,172 = 46,439,172/x
  3. Step 3: Cross multiply
    21,232,537x = 46,439,172 × 46,439,172
  4. Step 4: Simplify right side
    21,232,537x = 2,156,596,696,045,584
  5. Step 5: Solve for x
    x = 2,156,596,696,045,584/21,232,537
  6. Step 6: Final answer
    x = 101,570,372.68

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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.