Home / 13,545,308.20-20,317,905.01-4,907,383.41

Finding the Fourth Proportional to 13,545,308.20, 20,317,905.01 and 4,907,383.41

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Solution

The fourth proportional to 13,545,308.20, 20,317,905.01 and 4,907,383.41 is: 7,361,054.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,545,308.20 : 20,317,905.01 = 4,907,383.41 : x
  2. Step 2: Convert to fraction form
    13,545,308.20/20,317,905.01 = 4,907,383.41/x
  3. Step 3: Cross multiply
    13,545,308.20x = 20,317,905.01 × 4,907,383.41
  4. Step 4: Simplify right side
    13,545,308.20x = 99,707,749,869,122.34
  5. Step 5: Solve for x
    x = 99,707,749,869,122.34/13,545,308.20
  6. Step 6: Final answer
    x = 7,361,054.35

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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.