Home / 21,374,448.40-32,081,717.40-11,284,310.80

Finding the Fourth Proportional to 21,374,448.40, 32,081,717.40 and 11,284,310.80

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Solution

The fourth proportional to 21,374,448.40, 32,081,717.40 and 11,284,310.80 is: 16,937,048.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,374,448.40 : 32,081,717.40 = 11,284,310.80 : x
  2. Step 2: Convert to fraction form
    21,374,448.40/32,081,717.40 = 11,284,310.80/x
  3. Step 3: Cross multiply
    21,374,448.40x = 32,081,717.40 × 11,284,310.80
  4. Step 4: Simplify right side
    21,374,448.40x = 362,020,070,139,367.94
  5. Step 5: Solve for x
    x = 362,020,070,139,367.94/21,374,448.40
  6. Step 6: Final answer
    x = 16,937,048.54

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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.