Home / 7,886,974.80-11,830,462.20-2,837,629.20

Finding the Fourth Proportional to 7,886,974.80, 11,830,462.20 and 2,837,629.20

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Solution

The fourth proportional to 7,886,974.80, 11,830,462.20 and 2,837,629.20 is: 4,256,443.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,886,974.80 : 11,830,462.20 = 2,837,629.20 : x
  2. Step 2: Convert to fraction form
    7,886,974.80/11,830,462.20 = 2,837,629.20/x
  3. Step 3: Cross multiply
    7,886,974.80x = 11,830,462.20 × 2,837,629.20
  4. Step 4: Simplify right side
    7,886,974.80x = 33,570,464,988,216.24
  5. Step 5: Solve for x
    x = 33,570,464,988,216.24/7,886,974.80
  6. Step 6: Final answer
    x = 4,256,443.80

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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.