Home / 51,603,719.27-71,213,112.05-28,398,846.23

Finding the Fourth Proportional to 51,603,719.27, 71,213,112.05 and 28,398,846.23

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Solution

The fourth proportional to 51,603,719.27, 71,213,112.05 and 28,398,846.23 is: 39,190,396.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,603,719.27 : 71,213,112.05 = 28,398,846.23 : x
  2. Step 2: Convert to fraction form
    51,603,719.27/71,213,112.05 = 28,398,846.23/x
  3. Step 3: Cross multiply
    51,603,719.27x = 71,213,112.05 × 28,398,846.23
  4. Step 4: Simplify right side
    51,603,719.27x = 2,022,370,218,169,650.50
  5. Step 5: Solve for x
    x = 2,022,370,218,169,650.50/51,603,719.27
  6. Step 6: Final answer
    x = 39,190,396.48

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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.