Home / 30,004,440.63-41,412,789.19-18,241,209.46

Finding the Fourth Proportional to 30,004,440.63, 41,412,789.19 and 18,241,209.46

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Solution

The fourth proportional to 30,004,440.63, 41,412,789.19 and 18,241,209.46 is: 25,176,918.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,004,440.63 : 41,412,789.19 = 18,241,209.46 : x
  2. Step 2: Convert to fraction form
    30,004,440.63/41,412,789.19 = 18,241,209.46/x
  3. Step 3: Cross multiply
    30,004,440.63x = 41,412,789.19 × 18,241,209.46
  4. Step 4: Simplify right side
    30,004,440.63x = 755,419,362,063,947.12
  5. Step 5: Solve for x
    x = 755,419,362,063,947.12/30,004,440.63
  6. Step 6: Final answer
    x = 25,176,918.69

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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.