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Finding the Third Proportional to 28,992,456 and 40,554,769

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Solution

The third proportional to 28,992,456 and 40,554,769 is: 56,728,180.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,992,456 : 40,554,769 = 40,554,769 : x
  2. Step 2: Convert to fraction form
    28,992,456/40,554,769 = 40,554,769/x
  3. Step 3: Cross multiply
    28,992,456x = 40,554,769 × 40,554,769
  4. Step 4: Simplify right side
    28,992,456x = 1,644,689,288,643,361
  5. Step 5: Solve for x
    x = 1,644,689,288,643,361/28,992,456
  6. Step 6: Final answer
    x = 56,728,180.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.