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Finding the Third Proportional to 13,315,048 and 28,686,974

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Solution

The third proportional to 13,315,048 and 28,686,974 is: 61,805,445.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,315,048 : 28,686,974 = 28,686,974 : x
  2. Step 2: Convert to fraction form
    13,315,048/28,686,974 = 28,686,974/x
  3. Step 3: Cross multiply
    13,315,048x = 28,686,974 × 28,686,974
  4. Step 4: Simplify right side
    13,315,048x = 822,942,477,276,676
  5. Step 5: Solve for x
    x = 822,942,477,276,676/13,315,048
  6. Step 6: Final answer
    x = 61,805,445.78

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.