Home / 5,473,992.20-8,211,097.65-1,430,229.20

Finding the Fourth Proportional to 5,473,992.20, 8,211,097.65 and 1,430,229.20

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Solution

The fourth proportional to 5,473,992.20, 8,211,097.65 and 1,430,229.20 is: 2,145,372.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,473,992.20 : 8,211,097.65 = 1,430,229.20 : x
  2. Step 2: Convert to fraction form
    5,473,992.20/8,211,097.65 = 1,430,229.20/x
  3. Step 3: Cross multiply
    5,473,992.20x = 8,211,097.65 × 1,430,229.20
  4. Step 4: Simplify right side
    5,473,992.20x = 11,743,751,623,081.38
  5. Step 5: Solve for x
    x = 11,743,751,623,081.38/5,473,992.20
  6. Step 6: Final answer
    x = 2,145,372.37

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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.