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Finding the Third Proportional to 28,276,560 and 43,517,088

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Solution

The third proportional to 28,276,560 and 43,517,088 is: 66,971,970.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,276,560 : 43,517,088 = 43,517,088 : x
  2. Step 2: Convert to fraction form
    28,276,560/43,517,088 = 43,517,088/x
  3. Step 3: Cross multiply
    28,276,560x = 43,517,088 × 43,517,088
  4. Step 4: Simplify right side
    28,276,560x = 1,893,736,947,999,744
  5. Step 5: Solve for x
    x = 1,893,736,947,999,744/28,276,560
  6. Step 6: Final answer
    x = 66,971,970.71

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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.