Home / 20,415,032.40-30,622,548.60-17,332,674.60

Finding the Fourth Proportional to 20,415,032.40, 30,622,548.60 and 17,332,674.60

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Solution

The fourth proportional to 20,415,032.40, 30,622,548.60 and 17,332,674.60 is: 25,999,011.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,415,032.40 : 30,622,548.60 = 17,332,674.60 : x
  2. Step 2: Convert to fraction form
    20,415,032.40/30,622,548.60 = 17,332,674.60/x
  3. Step 3: Cross multiply
    20,415,032.40x = 30,622,548.60 × 17,332,674.60
  4. Step 4: Simplify right side
    20,415,032.40x = 530,770,670,306,485.62
  5. Step 5: Solve for x
    x = 530,770,670,306,485.62/20,415,032.40
  6. Step 6: Final answer
    x = 25,999,011.90

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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.