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Finding the Third Proportional to 28,898,346 and 39,627,432

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Solution

The third proportional to 28,898,346 and 39,627,432 is: 54,339,904.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,898,346 : 39,627,432 = 39,627,432 : x
  2. Step 2: Convert to fraction form
    28,898,346/39,627,432 = 39,627,432/x
  3. Step 3: Cross multiply
    28,898,346x = 39,627,432 × 39,627,432
  4. Step 4: Simplify right side
    28,898,346x = 1,570,333,366,914,624
  5. Step 5: Solve for x
    x = 1,570,333,366,914,624/28,898,346
  6. Step 6: Final answer
    x = 54,339,904.68

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.