Home / 5,075,012.22-7,002,871.56-2,899,696.20

Finding the Fourth Proportional to 5,075,012.22, 7,002,871.56 and 2,899,696.20

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Solution

The fourth proportional to 5,075,012.22, 7,002,871.56 and 2,899,696.20 is: 4,001,212.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075,012.22 : 7,002,871.56 = 2,899,696.20 : x
  2. Step 2: Convert to fraction form
    5,075,012.22/7,002,871.56 = 2,899,696.20/x
  3. Step 3: Cross multiply
    5,075,012.22x = 7,002,871.56 × 2,899,696.20
  4. Step 4: Simplify right side
    5,075,012.22x = 20,306,200,051,620.07
  5. Step 5: Solve for x
    x = 20,306,200,051,620.07/5,075,012.22
  6. Step 6: Final answer
    x = 4,001,212.05

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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.