Home / 19,212,739.73-28,810,445.09-9,493,563.50

Finding the Fourth Proportional to 19,212,739.73, 28,810,445.09 and 9,493,563.50

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Solution

The fourth proportional to 19,212,739.73, 28,810,445.09 and 9,493,563.50 is: 14,236,063.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,212,739.73 : 28,810,445.09 = 9,493,563.50 : x
  2. Step 2: Convert to fraction form
    19,212,739.73/28,810,445.09 = 9,493,563.50/x
  3. Step 3: Cross multiply
    19,212,739.73x = 28,810,445.09 × 9,493,563.50
  4. Step 4: Simplify right side
    19,212,739.73x = 273,513,789,925,178.22
  5. Step 5: Solve for x
    x = 273,513,789,925,178.22/19,212,739.73
  6. Step 6: Final answer
    x = 14,236,063.87

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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.