Home / 7,618,527.36-10,513,871.01-4,180,891.41

Finding the Fourth Proportional to 7,618,527.36, 10,513,871.01 and 4,180,891.41

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Solution

The fourth proportional to 7,618,527.36, 10,513,871.01 and 4,180,891.41 is: 5,769,796.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,618,527.36 : 10,513,871.01 = 4,180,891.41 : x
  2. Step 2: Convert to fraction form
    7,618,527.36/10,513,871.01 = 4,180,891.41/x
  3. Step 3: Cross multiply
    7,618,527.36x = 10,513,871.01 × 4,180,891.41
  4. Step 4: Simplify right side
    7,618,527.36x = 43,957,352,991,557.02
  5. Step 5: Solve for x
    x = 43,957,352,991,557.02/7,618,527.36
  6. Step 6: Final answer
    x = 5,769,796.56

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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.