Home / 5,075,104.66-7,002,997.11-2,899,788.71

Finding the Fourth Proportional to 5,075,104.66, 7,002,997.11 and 2,899,788.71

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Solution

The fourth proportional to 5,075,104.66, 7,002,997.11 and 2,899,788.71 is: 4,001,338.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075,104.66 : 7,002,997.11 = 2,899,788.71 : x
  2. Step 2: Convert to fraction form
    5,075,104.66/7,002,997.11 = 2,899,788.71/x
  3. Step 3: Cross multiply
    5,075,104.66x = 7,002,997.11 × 2,899,788.71
  4. Step 4: Simplify right side
    5,075,104.66x = 20,307,211,920,725.64
  5. Step 5: Solve for x
    x = 20,307,211,920,725.64/5,075,104.66
  6. Step 6: Final answer
    x = 4,001,338.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.