Home / 13,873,189.34-20,768,323.22-8,391,695.48

Finding the Fourth Proportional to 13,873,189.34, 20,768,323.22 and 8,391,695.48

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Solution

The fourth proportional to 13,873,189.34, 20,768,323.22 and 8,391,695.48 is: 12,562,464.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,873,189.34 : 20,768,323.22 = 8,391,695.48 : x
  2. Step 2: Convert to fraction form
    13,873,189.34/20,768,323.22 = 8,391,695.48/x
  3. Step 3: Cross multiply
    13,873,189.34x = 20,768,323.22 × 8,391,695.48
  4. Step 4: Simplify right side
    13,873,189.34x = 174,281,444,092,453.03
  5. Step 5: Solve for x
    x = 174,281,444,092,453.03/13,873,189.34
  6. Step 6: Final answer
    x = 12,562,464.18

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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.