Home / 7,254,020.94-10,010,548.78-3,990,765.63

Finding the Fourth Proportional to 7,254,020.94, 10,010,548.78 and 3,990,765.63

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Solution

The fourth proportional to 7,254,020.94, 10,010,548.78 and 3,990,765.63 is: 5,507,256.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254,020.94 : 10,010,548.78 = 3,990,765.63 : x
  2. Step 2: Convert to fraction form
    7,254,020.94/10,010,548.78 = 3,990,765.63/x
  3. Step 3: Cross multiply
    7,254,020.94x = 10,010,548.78 × 3,990,765.63
  4. Step 4: Simplify right side
    7,254,020.94x = 39,949,754,008,662.43
  5. Step 5: Solve for x
    x = 39,949,754,008,662.43/7,254,020.94
  6. Step 6: Final answer
    x = 5,507,256.51

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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.