Home / 6,147,364.80-9,221,047.20-3,313,012.80

Finding the Fourth Proportional to 6,147,364.80, 9,221,047.20 and 3,313,012.80

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Solution

The fourth proportional to 6,147,364.80, 9,221,047.20 and 3,313,012.80 is: 4,969,519.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,147,364.80 : 9,221,047.20 = 3,313,012.80 : x
  2. Step 2: Convert to fraction form
    6,147,364.80/9,221,047.20 = 3,313,012.80/x
  3. Step 3: Cross multiply
    6,147,364.80x = 9,221,047.20 × 3,313,012.80
  4. Step 4: Simplify right side
    6,147,364.80x = 30,549,447,403,004.16
  5. Step 5: Solve for x
    x = 30,549,447,403,004.16/6,147,364.80
  6. Step 6: Final answer
    x = 4,969,519.20

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Similar ratio
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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.