Home / 27,796,673.63-38,361,707.78-15,410,653.80

Finding the Fourth Proportional to 27,796,673.63, 38,361,707.78 and 15,410,653.80

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Solution

The fourth proportional to 27,796,673.63, 38,361,707.78 and 15,410,653.80 is: 21,267,976.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,796,673.63 : 38,361,707.78 = 15,410,653.80 : x
  2. Step 2: Convert to fraction form
    27,796,673.63/38,361,707.78 = 15,410,653.80/x
  3. Step 3: Cross multiply
    27,796,673.63x = 38,361,707.78 × 15,410,653.80
  4. Step 4: Simplify right side
    27,796,673.63x = 591,178,997,697,293.25
  5. Step 5: Solve for x
    x = 591,178,997,697,293.25/27,796,673.63
  6. Step 6: Final answer
    x = 21,267,976.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.