Home / 7,543,178.28-11,322,074.73-7,133,525.84

Finding the Fourth Proportional to 7,543,178.28, 11,322,074.73 and 7,133,525.84

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Solution

The fourth proportional to 7,543,178.28, 11,322,074.73 and 7,133,525.84 is: 10,707,199.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,543,178.28 : 11,322,074.73 = 7,133,525.84 : x
  2. Step 2: Convert to fraction form
    7,543,178.28/11,322,074.73 = 7,133,525.84/x
  3. Step 3: Cross multiply
    7,543,178.28x = 11,322,074.73 × 7,133,525.84
  4. Step 4: Simplify right side
    7,543,178.28x = 80,766,312,648,866.03
  5. Step 5: Solve for x
    x = 80,766,312,648,866.03/7,543,178.28
  6. Step 6: Final answer
    x = 10,707,199.23

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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.