Home / 5,555,415.34-7,666,770.97-3,107,880.42

Finding the Fourth Proportional to 5,555,415.34, 7,666,770.97 and 3,107,880.42

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Solution

The fourth proportional to 5,555,415.34, 7,666,770.97 and 3,107,880.42 is: 4,289,041.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555,415.34 : 7,666,770.97 = 3,107,880.42 : x
  2. Step 2: Convert to fraction form
    5,555,415.34/7,666,770.97 = 3,107,880.42/x
  3. Step 3: Cross multiply
    5,555,415.34x = 7,666,770.97 × 3,107,880.42
  4. Step 4: Simplify right side
    5,555,415.34x = 23,827,407,382,287.41
  5. Step 5: Solve for x
    x = 23,827,407,382,287.41/5,555,415.34
  6. Step 6: Final answer
    x = 4,289,041.58

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1.5x scale

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.