Home / 13,305,525.69-19,949,707.74-5,219,318.73

Finding the Fourth Proportional to 13,305,525.69, 19,949,707.74 and 5,219,318.73

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Solution

The fourth proportional to 13,305,525.69, 19,949,707.74 and 5,219,318.73 is: 7,825,612.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,305,525.69 : 19,949,707.74 = 5,219,318.73 : x
  2. Step 2: Convert to fraction form
    13,305,525.69/19,949,707.74 = 5,219,318.73/x
  3. Step 3: Cross multiply
    13,305,525.69x = 19,949,707.74 × 5,219,318.73
  4. Step 4: Simplify right side
    13,305,525.69x = 104,123,883,265,407.97
  5. Step 5: Solve for x
    x = 104,123,883,265,407.97/13,305,525.69
  6. Step 6: Final answer
    x = 7,825,612.13

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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.