Home / 12,395,054.57-17,104,831.97-6,888,288.20

Finding the Fourth Proportional to 12,395,054.57, 17,104,831.97 and 6,888,288.20

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Solution

The fourth proportional to 12,395,054.57, 17,104,831.97 and 6,888,288.20 is: 9,505,646.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,395,054.57 : 17,104,831.97 = 6,888,288.20 : x
  2. Step 2: Convert to fraction form
    12,395,054.57/17,104,831.97 = 6,888,288.20/x
  3. Step 3: Cross multiply
    12,395,054.57x = 17,104,831.97 × 6,888,288.20
  4. Step 4: Simplify right side
    12,395,054.57x = 117,823,012,101,968.16
  5. Step 5: Solve for x
    x = 117,823,012,101,968.16/12,395,054.57
  6. Step 6: Final answer
    x = 9,505,646.91

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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.