Home / 13,633,040.40-20,441,784.60-5,113,654.80

Finding the Fourth Proportional to 13,633,040.40, 20,441,784.60 and 5,113,654.80

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Solution

The fourth proportional to 13,633,040.40, 20,441,784.60 and 5,113,654.80 is: 7,667,565.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,633,040.40 : 20,441,784.60 = 5,113,654.80 : x
  2. Step 2: Convert to fraction form
    13,633,040.40/20,441,784.60 = 5,113,654.80/x
  3. Step 3: Cross multiply
    13,633,040.40x = 20,441,784.60 × 5,113,654.80
  4. Step 4: Simplify right side
    13,633,040.40x = 104,532,229,940,356.08
  5. Step 5: Solve for x
    x = 104,532,229,940,356.08/13,633,040.40
  6. Step 6: Final answer
    x = 7,667,565.48

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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.