Home / 30,093,194.51-41,541,321.06-20,316,880.77

Finding the Fourth Proportional to 30,093,194.51, 41,541,321.06 and 20,316,880.77

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Solution

The fourth proportional to 30,093,194.51, 41,541,321.06 and 20,316,880.77 is: 28,045,878.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,093,194.51 : 41,541,321.06 = 20,316,880.77 : x
  2. Step 2: Convert to fraction form
    30,093,194.51/41,541,321.06 = 20,316,880.77/x
  3. Step 3: Cross multiply
    30,093,194.51x = 41,541,321.06 × 20,316,880.77
  4. Step 4: Simplify right side
    30,093,194.51x = 843,990,067,004,310
  5. Step 5: Solve for x
    x = 843,990,067,004,310/30,093,194.51
  6. Step 6: Final answer
    x = 28,045,878.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.