Home / 13,135,174.84-19,702,832.60-8,614,848.52

Finding the Fourth Proportional to 13,135,174.84, 19,702,832.60 and 8,614,848.52

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Solution

The fourth proportional to 13,135,174.84, 19,702,832.60 and 8,614,848.52 is: 12,922,318.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,135,174.84 : 19,702,832.60 = 8,614,848.52 : x
  2. Step 2: Convert to fraction form
    13,135,174.84/19,702,832.60 = 8,614,848.52/x
  3. Step 3: Cross multiply
    13,135,174.84x = 19,702,832.60 × 8,614,848.52
  4. Step 4: Simplify right side
    13,135,174.84x = 169,736,918,263,917.75
  5. Step 5: Solve for x
    x = 169,736,918,263,917.75/13,135,174.84
  6. Step 6: Final answer
    x = 12,922,318.91

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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.