Home / 12,395,055.57-17,104,833.34-6,888,289.20

Finding the Fourth Proportional to 12,395,055.57, 17,104,833.34 and 6,888,289.20

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Solution

The fourth proportional to 12,395,055.57, 17,104,833.34 and 6,888,289.20 is: 9,505,648.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,395,055.57 : 17,104,833.34 = 6,888,289.20 : x
  2. Step 2: Convert to fraction form
    12,395,055.57/17,104,833.34 = 6,888,289.20/x
  3. Step 3: Cross multiply
    12,395,055.57x = 17,104,833.34 × 6,888,289.20
  4. Step 4: Simplify right side
    12,395,055.57x = 117,823,038,763,721.94
  5. Step 5: Solve for x
    x = 117,823,038,763,721.94/12,395,055.57
  6. Step 6: Final answer
    x = 9,505,648.29

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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.