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Finding the Third Proportional to 28,121,804 and 43,827,060

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Solution

The third proportional to 28,121,804 and 43,827,060 is: 68,303,270.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,121,804 : 43,827,060 = 43,827,060 : x
  2. Step 2: Convert to fraction form
    28,121,804/43,827,060 = 43,827,060/x
  3. Step 3: Cross multiply
    28,121,804x = 43,827,060 × 43,827,060
  4. Step 4: Simplify right side
    28,121,804x = 1,920,811,188,243,600
  5. Step 5: Solve for x
    x = 1,920,811,188,243,600/28,121,804
  6. Step 6: Final answer
    x = 68,303,270.60

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.