Home / 20,415,076.80-30,587,185.80-17,226,430.80

Finding the Fourth Proportional to 20,415,076.80, 30,587,185.80 and 17,226,430.80

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Solution

The fourth proportional to 20,415,076.80, 30,587,185.80 and 17,226,430.80 is: 25,809,750.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,415,076.80 : 30,587,185.80 = 17,226,430.80 : x
  2. Step 2: Convert to fraction form
    20,415,076.80/30,587,185.80 = 17,226,430.80/x
  3. Step 3: Cross multiply
    20,415,076.80x = 30,587,185.80 × 17,226,430.80
  4. Step 4: Simplify right side
    20,415,076.80x = 526,908,039,550,442.69
  5. Step 5: Solve for x
    x = 526,908,039,550,442.69/20,415,076.80
  6. Step 6: Final answer
    x = 25,809,750.54

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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.