Home / 13,632,801.40-20,441,426.10-5,113,415.80

Finding the Fourth Proportional to 13,632,801.40, 20,441,426.10 and 5,113,415.80

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Solution

The fourth proportional to 13,632,801.40, 20,441,426.10 and 5,113,415.80 is: 7,667,207.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,632,801.40 : 20,441,426.10 = 5,113,415.80 : x
  2. Step 2: Convert to fraction form
    13,632,801.40/20,441,426.10 = 5,113,415.80/x
  3. Step 3: Cross multiply
    13,632,801.40x = 20,441,426.10 × 5,113,415.80
  4. Step 4: Simplify right side
    13,632,801.40x = 104,525,511,194,272.39
  5. Step 5: Solve for x
    x = 104,525,511,194,272.39/13,632,801.40
  6. Step 6: Final answer
    x = 7,667,207.06

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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.