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Finding the Third Proportional to 28,676,348 and 43,837,420

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Solution

The third proportional to 28,676,348 and 43,837,420 is: 67,014,090.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,676,348 : 43,837,420 = 43,837,420 : x
  2. Step 2: Convert to fraction form
    28,676,348/43,837,420 = 43,837,420/x
  3. Step 3: Cross multiply
    28,676,348x = 43,837,420 × 43,837,420
  4. Step 4: Simplify right side
    28,676,348x = 1,921,719,392,256,400
  5. Step 5: Solve for x
    x = 1,921,719,392,256,400/28,676,348
  6. Step 6: Final answer
    x = 67,014,090.92

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.