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Finding the Third Proportional to 28,430,487 and 43,672,344

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Solution

The third proportional to 28,430,487 and 43,672,344 is: 67,085,506.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,430,487 : 43,672,344 = 43,672,344 : x
  2. Step 2: Convert to fraction form
    28,430,487/43,672,344 = 43,672,344/x
  3. Step 3: Cross multiply
    28,430,487x = 43,672,344 × 43,672,344
  4. Step 4: Simplify right side
    28,430,487x = 1,907,273,630,454,336
  5. Step 5: Solve for x
    x = 1,907,273,630,454,336/28,430,487
  6. Step 6: Final answer
    x = 67,085,506.85

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.