Home / 13,653,177.53-20,479,626.12-7,892,245.52

Finding the Fourth Proportional to 13,653,177.53, 20,479,626.12 and 7,892,245.52

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Solution

The fourth proportional to 13,653,177.53, 20,479,626.12 and 7,892,245.52 is: 11,838,287.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,653,177.53 : 20,479,626.12 = 7,892,245.52 : x
  2. Step 2: Convert to fraction form
    13,653,177.53/20,479,626.12 = 7,892,245.52/x
  3. Step 3: Cross multiply
    13,653,177.53x = 20,479,626.12 × 7,892,245.52
  4. Step 4: Simplify right side
    13,653,177.53x = 161,630,237,462,442.06
  5. Step 5: Solve for x
    x = 161,630,237,462,442.06/13,653,177.53
  6. Step 6: Final answer
    x = 11,838,287.25

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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.