Home / 8,315,556.11-12,473,781.29-2,636,223.29

Finding the Fourth Proportional to 8,315,556.11, 12,473,781.29 and 2,636,223.29

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Solution

The fourth proportional to 8,315,556.11, 12,473,781.29 and 2,636,223.29 is: 3,954,476.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,315,556.11 : 12,473,781.29 = 2,636,223.29 : x
  2. Step 2: Convert to fraction form
    8,315,556.11/12,473,781.29 = 2,636,223.29/x
  3. Step 3: Cross multiply
    8,315,556.11x = 12,473,781.29 × 2,636,223.29
  4. Step 4: Simplify right side
    8,315,556.11x = 32,883,672,751,064.24
  5. Step 5: Solve for x
    x = 32,883,672,751,064.24/8,315,556.11
  6. Step 6: Final answer
    x = 3,954,476.68

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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.