Home / 13,555,219.54-20,333,483.22-4,457,115.69

Finding the Fourth Proportional to 13,555,219.54, 20,333,483.22 and 4,457,115.69

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Solution

The fourth proportional to 13,555,219.54, 20,333,483.22 and 4,457,115.69 is: 6,685,888.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,555,219.54 : 20,333,483.22 = 4,457,115.69 : x
  2. Step 2: Convert to fraction form
    13,555,219.54/20,333,483.22 = 4,457,115.69/x
  3. Step 3: Cross multiply
    13,555,219.54x = 20,333,483.22 × 4,457,115.69
  4. Step 4: Simplify right side
    13,555,219.54x = 90,628,687,032,677.34
  5. Step 5: Solve for x
    x = 90,628,687,032,677.34/13,555,219.54
  6. Step 6: Final answer
    x = 6,685,888.54

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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.