Home / 7,135,366.03-9,846,811.44-3,872,180.79

Finding the Fourth Proportional to 7,135,366.03, 9,846,811.44 and 3,872,180.79

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Solution

The fourth proportional to 7,135,366.03, 9,846,811.44 and 3,872,180.79 is: 5,343,612.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,135,366.03 : 9,846,811.44 = 3,872,180.79 : x
  2. Step 2: Convert to fraction form
    7,135,366.03/9,846,811.44 = 3,872,180.79/x
  3. Step 3: Cross multiply
    7,135,366.03x = 9,846,811.44 × 3,872,180.79
  4. Step 4: Simplify right side
    7,135,366.03x = 38,128,634,100,720.23
  5. Step 5: Solve for x
    x = 38,128,634,100,720.23/7,135,366.03
  6. Step 6: Final answer
    x = 5,343,612.92

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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.