Home / 11,389,786.17-15,725,240.55-10,163,984.01

Finding the Fourth Proportional to 11,389,786.17, 15,725,240.55 and 10,163,984.01

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Solution

The fourth proportional to 11,389,786.17, 15,725,240.55 and 10,163,984.01 is: 14,032,844.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,389,786.17 : 15,725,240.55 = 10,163,984.01 : x
  2. Step 2: Convert to fraction form
    11,389,786.17/15,725,240.55 = 10,163,984.01/x
  3. Step 3: Cross multiply
    11,389,786.17x = 15,725,240.55 × 10,163,984.01
  4. Step 4: Simplify right side
    11,389,786.17x = 159,831,093,503,603.62
  5. Step 5: Solve for x
    x = 159,831,093,503,603.62/11,389,786.17
  6. Step 6: Final answer
    x = 14,032,844.09

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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.