Home / 30,093,187.89-41,541,311.94-20,316,874.16

Finding the Fourth Proportional to 30,093,187.89, 41,541,311.94 and 20,316,874.16

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Solution

The fourth proportional to 30,093,187.89, 41,541,311.94 and 20,316,874.16 is: 28,045,869.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,093,187.89 : 41,541,311.94 = 20,316,874.16 : x
  2. Step 2: Convert to fraction form
    30,093,187.89/41,541,311.94 = 20,316,874.16/x
  3. Step 3: Cross multiply
    30,093,187.89x = 41,541,311.94 × 20,316,874.16
  4. Step 4: Simplify right side
    30,093,187.89x = 843,989,607,230,138.75
  5. Step 5: Solve for x
    x = 843,989,607,230,138.75/30,093,187.89
  6. Step 6: Final answer
    x = 28,045,869.06

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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.