Home / 13,983,428.37-19,298,100.91-8,477,035.31

Finding the Fourth Proportional to 13,983,428.37, 19,298,100.91 and 8,477,035.31

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Solution

The fourth proportional to 13,983,428.37, 19,298,100.91 and 8,477,035.31 is: 11,698,896.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,983,428.37 : 19,298,100.91 = 8,477,035.31 : x
  2. Step 2: Convert to fraction form
    13,983,428.37/19,298,100.91 = 8,477,035.31/x
  3. Step 3: Cross multiply
    13,983,428.37x = 19,298,100.91 × 8,477,035.31
  4. Step 4: Simplify right side
    13,983,428.37x = 163,590,682,764,408.41
  5. Step 5: Solve for x
    x = 163,590,682,764,408.41/13,983,428.37
  6. Step 6: Final answer
    x = 11,698,896.61

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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.