Home / 7,343,993.88-10,134,939.78-4,036,228.11

Finding the Fourth Proportional to 7,343,993.88, 10,134,939.78 and 4,036,228.11

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Solution

The fourth proportional to 7,343,993.88, 10,134,939.78 and 4,036,228.11 is: 5,570,120.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,343,993.88 : 10,134,939.78 = 4,036,228.11 : x
  2. Step 2: Convert to fraction form
    7,343,993.88/10,134,939.78 = 4,036,228.11/x
  3. Step 3: Cross multiply
    7,343,993.88x = 10,134,939.78 × 4,036,228.11
  4. Step 4: Simplify right side
    7,343,993.88x = 40,906,928,833,193.21
  5. Step 5: Solve for x
    x = 40,906,928,833,193.21/7,343,993.88
  6. Step 6: Final answer
    x = 5,570,120.22

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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.