Home / 8,430,422.51-12,646,081.22-2,673,609.81

Finding the Fourth Proportional to 8,430,422.51, 12,646,081.22 and 2,673,609.81

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Solution

The fourth proportional to 8,430,422.51, 12,646,081.22 and 2,673,609.81 is: 4,010,556.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,430,422.51 : 12,646,081.22 = 2,673,609.81 : x
  2. Step 2: Convert to fraction form
    8,430,422.51/12,646,081.22 = 2,673,609.81/x
  3. Step 3: Cross multiply
    8,430,422.51x = 12,646,081.22 × 2,673,609.81
  4. Step 4: Simplify right side
    8,430,422.51x = 33,810,686,794,480.72
  5. Step 5: Solve for x
    x = 33,810,686,794,480.72/8,430,422.51
  6. Step 6: Final answer
    x = 4,010,556.62

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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.