Home / 11,412,087.47-15,739,497.85-10,032,481.40

Finding the Fourth Proportional to 11,412,087.47, 15,739,497.85 and 10,032,481.40

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Solution

The fourth proportional to 11,412,087.47, 15,739,497.85 and 10,032,481.40 is: 13,836,751.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,412,087.47 : 15,739,497.85 = 10,032,481.40 : x
  2. Step 2: Convert to fraction form
    11,412,087.47/15,739,497.85 = 10,032,481.40/x
  3. Step 3: Cross multiply
    11,412,087.47x = 15,739,497.85 × 10,032,481.40
  4. Step 4: Simplify right side
    11,412,087.47x = 157,906,219,296,605.09
  5. Step 5: Solve for x
    x = 157,906,219,296,605.09/11,412,087.47
  6. Step 6: Final answer
    x = 13,836,751.58

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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.