Home / 30,494,817.27-42,083,449.71-16,743,661.11

Finding the Fourth Proportional to 30,494,817.27, 42,083,449.71 and 16,743,661.11

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Solution

The fourth proportional to 30,494,817.27, 42,083,449.71 and 16,743,661.11 is: 23,106,582.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,494,817.27 : 42,083,449.71 = 16,743,661.11 : x
  2. Step 2: Convert to fraction form
    30,494,817.27/42,083,449.71 = 16,743,661.11/x
  3. Step 3: Cross multiply
    30,494,817.27x = 42,083,449.71 × 16,743,661.11
  4. Step 4: Simplify right side
    30,494,817.27x = 704,631,020,283,967.75
  5. Step 5: Solve for x
    x = 704,631,020,283,967.75/30,494,817.27
  6. Step 6: Final answer
    x = 23,106,582.80

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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.