Home / 13,824,467.60-20,736,701.40-3,728,109.20

Finding the Fourth Proportional to 13,824,467.60, 20,736,701.40 and 3,728,109.20

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Solution

The fourth proportional to 13,824,467.60, 20,736,701.40 and 3,728,109.20 is: 5,592,163.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,824,467.60 : 20,736,701.40 = 3,728,109.20 : x
  2. Step 2: Convert to fraction form
    13,824,467.60/20,736,701.40 = 3,728,109.20/x
  3. Step 3: Cross multiply
    13,824,467.60x = 20,736,701.40 × 3,728,109.20
  4. Step 4: Simplify right side
    13,824,467.60x = 77,308,687,266,992.88
  5. Step 5: Solve for x
    x = 77,308,687,266,992.88/13,824,467.60
  6. Step 6: Final answer
    x = 5,592,163.80

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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.