Home / 7,207,041.94-9,945,718.83-3,943,857.37

Finding the Fourth Proportional to 7,207,041.94, 9,945,718.83 and 3,943,857.37

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Solution

The fourth proportional to 7,207,041.94, 9,945,718.83 and 3,943,857.37 is: 5,442,523.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,207,041.94 : 9,945,718.83 = 3,943,857.37 : x
  2. Step 2: Convert to fraction form
    7,207,041.94/9,945,718.83 = 3,943,857.37/x
  3. Step 3: Cross multiply
    7,207,041.94x = 9,945,718.83 × 3,943,857.37
  4. Step 4: Simplify right side
    7,207,041.94x = 39,224,496,507,643.28
  5. Step 5: Solve for x
    x = 39,224,496,507,643.28/7,207,041.94
  6. Step 6: Final answer
    x = 5,442,523.69

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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.