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Finding the Third Proportional to 5,075,768 and 10,987,888

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Solution

The third proportional to 5,075,768 and 10,987,888 is: 23,786,288.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075,768 : 10,987,888 = 10,987,888 : x
  2. Step 2: Convert to fraction form
    5,075,768/10,987,888 = 10,987,888/x
  3. Step 3: Cross multiply
    5,075,768x = 10,987,888 × 10,987,888
  4. Step 4: Simplify right side
    5,075,768x = 120,733,682,700,544
  5. Step 5: Solve for x
    x = 120,733,682,700,544/5,075,768
  6. Step 6: Final answer
    x = 23,786,288.64

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.