Home / 9,993,674.24-14,967,808.32-7,821,163.52

Finding the Fourth Proportional to 9,993,674.24, 14,967,808.32 and 7,821,163.52

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Solution

The fourth proportional to 9,993,674.24, 14,967,808.32 and 7,821,163.52 is: 11,713,977.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,993,674.24 : 14,967,808.32 = 7,821,163.52 : x
  2. Step 2: Convert to fraction form
    9,993,674.24/14,967,808.32 = 7,821,163.52/x
  3. Step 3: Cross multiply
    9,993,674.24x = 14,967,808.32 × 7,821,163.52
  4. Step 4: Simplify right side
    9,993,674.24x = 117,065,676,406,736.48
  5. Step 5: Solve for x
    x = 117,065,676,406,736.48/9,993,674.24
  6. Step 6: Final answer
    x = 11,713,977.62

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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.