Home / 18,837,208.40-28,213,822.20-14,554,187.60

Finding the Fourth Proportional to 18,837,208.40, 28,213,822.20 and 14,554,187.60

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Solution

The fourth proportional to 18,837,208.40, 28,213,822.20 and 14,554,187.60 is: 21,798,838.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,837,208.40 : 28,213,822.20 = 14,554,187.60 : x
  2. Step 2: Convert to fraction form
    18,837,208.40/28,213,822.20 = 14,554,187.60/x
  3. Step 3: Cross multiply
    18,837,208.40x = 28,213,822.20 × 14,554,187.60
  4. Step 4: Simplify right side
    18,837,208.40x = 410,629,261,211,844.69
  5. Step 5: Solve for x
    x = 410,629,261,211,844.69/18,837,208.40
  6. Step 6: Final answer
    x = 21,798,838.37

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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.