Home / 8,855,201.04-12,221,096.16-5,419,729.68

Finding the Fourth Proportional to 8,855,201.04, 12,221,096.16 and 5,419,729.68

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Solution

The fourth proportional to 8,855,201.04, 12,221,096.16 and 5,419,729.68 is: 7,479,789.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,855,201.04 : 12,221,096.16 = 5,419,729.68 : x
  2. Step 2: Convert to fraction form
    8,855,201.04/12,221,096.16 = 5,419,729.68/x
  3. Step 3: Cross multiply
    8,855,201.04x = 12,221,096.16 × 5,419,729.68
  4. Step 4: Simplify right side
    8,855,201.04x = 66,235,037,580,486.02
  5. Step 5: Solve for x
    x = 66,235,037,580,486.02/8,855,201.04
  6. Step 6: Final answer
    x = 7,479,789.25

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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.