Home / 6,147,309.12-9,222,334.56-1,887,907.20

Finding the Fourth Proportional to 6,147,309.12, 9,222,334.56 and 1,887,907.20

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Solution

The fourth proportional to 6,147,309.12, 9,222,334.56 and 1,887,907.20 is: 2,832,281.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,147,309.12 : 9,222,334.56 = 1,887,907.20 : x
  2. Step 2: Convert to fraction form
    6,147,309.12/9,222,334.56 = 1,887,907.20/x
  3. Step 3: Cross multiply
    6,147,309.12x = 9,222,334.56 × 1,887,907.20
  4. Step 4: Simplify right side
    6,147,309.12x = 17,410,911,816,632.83
  5. Step 5: Solve for x
    x = 17,410,911,816,632.83/6,147,309.12
  6. Step 6: Final answer
    x = 2,832,281.81

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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.