Home / 6,765,643.85-9,327,556.56-5,374,820.20

Finding the Fourth Proportional to 6,765,643.85, 9,327,556.56 and 5,374,820.20

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Solution

The fourth proportional to 6,765,643.85, 9,327,556.56 and 5,374,820.20 is: 7,410,076.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,765,643.85 : 9,327,556.56 = 5,374,820.20 : x
  2. Step 2: Convert to fraction form
    6,765,643.85/9,327,556.56 = 5,374,820.20/x
  3. Step 3: Cross multiply
    6,765,643.85x = 9,327,556.56 × 5,374,820.20
  4. Step 4: Simplify right side
    6,765,643.85x = 50,133,939,415,330.52
  5. Step 5: Solve for x
    x = 50,133,939,415,330.52/6,765,643.85
  6. Step 6: Final answer
    x = 7,410,076.64

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1.5x scale

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.