Home / 19,525,331.09-26,945,176.11-11,153,809.55

Finding the Fourth Proportional to 19,525,331.09, 26,945,176.11 and 11,153,809.55

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Solution

The fourth proportional to 19,525,331.09, 26,945,176.11 and 11,153,809.55 is: 15,392,382.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,525,331.09 : 26,945,176.11 = 11,153,809.55 : x
  2. Step 2: Convert to fraction form
    19,525,331.09/26,945,176.11 = 11,153,809.55/x
  3. Step 3: Cross multiply
    19,525,331.09x = 26,945,176.11 × 11,153,809.55
  4. Step 4: Simplify right side
    19,525,331.09x = 300,541,362,622,149.88
  5. Step 5: Solve for x
    x = 300,541,362,622,149.88/19,525,331.09
  6. Step 6: Final answer
    x = 15,392,382.40

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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.