Home / 12,827,558.79-19,242,236.25-5,151,203.37

Finding the Fourth Proportional to 12,827,558.79, 19,242,236.25 and 5,151,203.37

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Solution

The fourth proportional to 12,827,558.79, 19,242,236.25 and 5,151,203.37 is: 7,727,165.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,827,558.79 : 19,242,236.25 = 5,151,203.37 : x
  2. Step 2: Convert to fraction form
    12,827,558.79/19,242,236.25 = 5,151,203.37/x
  3. Step 3: Cross multiply
    12,827,558.79x = 19,242,236.25 × 5,151,203.37
  4. Step 4: Simplify right side
    12,827,558.79x = 99,120,672,217,336.17
  5. Step 5: Solve for x
    x = 99,120,672,217,336.17/12,827,558.79
  6. Step 6: Final answer
    x = 7,727,165.69

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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.