Home / 7,447,622.16-11,172,308.16-2,655,992.64

Finding the Fourth Proportional to 7,447,622.16, 11,172,308.16 and 2,655,992.64

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Solution

The fourth proportional to 7,447,622.16, 11,172,308.16 and 2,655,992.64 is: 3,984,300.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,447,622.16 : 11,172,308.16 = 2,655,992.64 : x
  2. Step 2: Convert to fraction form
    7,447,622.16/11,172,308.16 = 2,655,992.64/x
  3. Step 3: Cross multiply
    7,447,622.16x = 11,172,308.16 × 2,655,992.64
  4. Step 4: Simplify right side
    7,447,622.16x = 29,673,568,244,771.95
  5. Step 5: Solve for x
    x = 29,673,568,244,771.95/7,447,622.16
  6. Step 6: Final answer
    x = 3,984,300.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.