Home / 11,627,249.76-16,028,975.52-8,178,788.16

Finding the Fourth Proportional to 11,627,249.76, 16,028,975.52 and 8,178,788.16

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Solution

The fourth proportional to 11,627,249.76, 16,028,975.52 and 8,178,788.16 is: 11,275,030.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,627,249.76 : 16,028,975.52 = 8,178,788.16 : x
  2. Step 2: Convert to fraction form
    11,627,249.76/16,028,975.52 = 8,178,788.16/x
  3. Step 3: Cross multiply
    11,627,249.76x = 16,028,975.52 × 8,178,788.16
  4. Step 4: Simplify right side
    11,627,249.76x = 131,097,595,199,905.84
  5. Step 5: Solve for x
    x = 131,097,595,199,905.84/11,627,249.76
  6. Step 6: Final answer
    x = 11,275,030.46

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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.