Home / 11,878,128.51-17,823,932.24-6,413,150.04

Finding the Fourth Proportional to 11,878,128.51, 17,823,932.24 and 6,413,150.04

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Solution

The fourth proportional to 11,878,128.51, 17,823,932.24 and 6,413,150.04 is: 9,623,363.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,878,128.51 : 17,823,932.24 = 6,413,150.04 : x
  2. Step 2: Convert to fraction form
    11,878,128.51/17,823,932.24 = 6,413,150.04/x
  3. Step 3: Cross multiply
    11,878,128.51x = 17,823,932.24 × 6,413,150.04
  4. Step 4: Simplify right side
    11,878,128.51x = 114,307,551,725,847.53
  5. Step 5: Solve for x
    x = 114,307,551,725,847.53/11,878,128.51
  6. Step 6: Final answer
    x = 9,623,363.78

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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.