Home / 52,803,579.45-79,227,161.94-28,513,902.47

Finding the Fourth Proportional to 52,803,579.45, 79,227,161.94 and 28,513,902.47

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Solution

The fourth proportional to 52,803,579.45, 79,227,161.94 and 28,513,902.47 is: 42,782,621.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,803,579.45 : 79,227,161.94 = 28,513,902.47 : x
  2. Step 2: Convert to fraction form
    52,803,579.45/79,227,161.94 = 28,513,902.47/x
  3. Step 3: Cross multiply
    52,803,579.45x = 79,227,161.94 × 28,513,902.47
  4. Step 4: Simplify right side
    52,803,579.45x = 2,259,075,568,135,920
  5. Step 5: Solve for x
    x = 2,259,075,568,135,920/52,803,579.45
  6. Step 6: Final answer
    x = 42,782,621.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.