Home / 11,019,054.24-15,208,099.60-9,180,596.96

Finding the Fourth Proportional to 11,019,054.24, 15,208,099.60 and 9,180,596.96

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Solution

The fourth proportional to 11,019,054.24, 15,208,099.60 and 9,180,596.96 is: 12,670,727.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,019,054.24 : 15,208,099.60 = 9,180,596.96 : x
  2. Step 2: Convert to fraction form
    11,019,054.24/15,208,099.60 = 9,180,596.96/x
  3. Step 3: Cross multiply
    11,019,054.24x = 15,208,099.60 × 9,180,596.96
  4. Step 4: Simplify right side
    11,019,054.24x = 139,619,432,955,137.22
  5. Step 5: Solve for x
    x = 139,619,432,955,137.22/11,019,054.24
  6. Step 6: Final answer
    x = 12,670,727.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.