Home / 13,866,040.30-19,139,945.07-9,529,481.74

Finding the Fourth Proportional to 13,866,040.30, 19,139,945.07 and 9,529,481.74

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Solution

The fourth proportional to 13,866,040.30, 19,139,945.07 and 9,529,481.74 is: 13,153,990.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,866,040.30 : 19,139,945.07 = 9,529,481.74 : x
  2. Step 2: Convert to fraction form
    13,866,040.30/19,139,945.07 = 9,529,481.74/x
  3. Step 3: Cross multiply
    13,866,040.30x = 19,139,945.07 × 9,529,481.74
  4. Step 4: Simplify right side
    13,866,040.30x = 182,393,757,049,168.03
  5. Step 5: Solve for x
    x = 182,393,757,049,168.03/13,866,040.30
  6. Step 6: Final answer
    x = 13,153,990.12

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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.