Home / 19,248,684.94-28,873,027.40-6,469,189.66

Finding the Fourth Proportional to 19,248,684.94, 28,873,027.40 and 6,469,189.66

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Solution

The fourth proportional to 19,248,684.94, 28,873,027.40 and 6,469,189.66 is: 9,703,784.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,248,684.94 : 28,873,027.40 = 6,469,189.66 : x
  2. Step 2: Convert to fraction form
    19,248,684.94/28,873,027.40 = 6,469,189.66/x
  3. Step 3: Cross multiply
    19,248,684.94x = 28,873,027.40 × 6,469,189.66
  4. Step 4: Simplify right side
    19,248,684.94x = 186,785,090,308,976.69
  5. Step 5: Solve for x
    x = 186,785,090,308,976.69/19,248,684.94
  6. Step 6: Final answer
    x = 9,703,784.49

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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.