Home / 8,390,533.67-11,578,820.21-4,719,452.73

Finding the Fourth Proportional to 8,390,533.67, 11,578,820.21 and 4,719,452.73

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Solution

The fourth proportional to 8,390,533.67, 11,578,820.21 and 4,719,452.73 is: 6,512,779.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,390,533.67 : 11,578,820.21 = 4,719,452.73 : x
  2. Step 2: Convert to fraction form
    8,390,533.67/11,578,820.21 = 4,719,452.73/x
  3. Step 3: Cross multiply
    8,390,533.67x = 11,578,820.21 × 4,719,452.73
  4. Step 4: Simplify right side
    8,390,533.67x = 54,645,694,692,621.56
  5. Step 5: Solve for x
    x = 54,645,694,692,621.56/8,390,533.67
  6. Step 6: Final answer
    x = 6,512,779.38

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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.