Home / 11,360,979.20-15,678,208.83-6,204,340.60

Finding the Fourth Proportional to 11,360,979.20, 15,678,208.83 and 6,204,340.60

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Solution

The fourth proportional to 11,360,979.20, 15,678,208.83 and 6,204,340.60 is: 8,562,021.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,360,979.20 : 15,678,208.83 = 6,204,340.60 : x
  2. Step 2: Convert to fraction form
    11,360,979.20/15,678,208.83 = 6,204,340.60/x
  3. Step 3: Cross multiply
    11,360,979.20x = 15,678,208.83 × 6,204,340.60
  4. Step 4: Simplify right side
    11,360,979.20x = 97,272,947,563,318.25
  5. Step 5: Solve for x
    x = 97,272,947,563,318.25/11,360,979.20
  6. Step 6: Final answer
    x = 8,562,021.44

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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.