Home / 13,305,606.86-19,949,829.14-5,219,399.54

Finding the Fourth Proportional to 13,305,606.86, 19,949,829.14 and 5,219,399.54

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Solution

The fourth proportional to 13,305,606.86, 19,949,829.14 and 5,219,399.54 is: 7,825,733.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,305,606.86 : 19,949,829.14 = 5,219,399.54 : x
  2. Step 2: Convert to fraction form
    13,305,606.86/19,949,829.14 = 5,219,399.54/x
  3. Step 3: Cross multiply
    13,305,606.86x = 19,949,829.14 × 5,219,399.54
  4. Step 4: Simplify right side
    13,305,606.86x = 104,126,129,036,394.59
  5. Step 5: Solve for x
    x = 104,126,129,036,394.59/13,305,606.86
  6. Step 6: Final answer
    x = 7,825,733.18

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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.