Home / 13,306,662.52-18,363,433.43-7,804,006.15

Finding the Fourth Proportional to 13,306,662.52, 18,363,433.43 and 7,804,006.15

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Solution

The fourth proportional to 13,306,662.52, 18,363,433.43 and 7,804,006.15 is: 10,769,668.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,306,662.52 : 18,363,433.43 = 7,804,006.15 : x
  2. Step 2: Convert to fraction form
    13,306,662.52/18,363,433.43 = 7,804,006.15/x
  3. Step 3: Cross multiply
    13,306,662.52x = 18,363,433.43 × 7,804,006.15
  4. Step 4: Simplify right side
    13,306,662.52x = 143,308,347,396,004.94
  5. Step 5: Solve for x
    x = 143,308,347,396,004.94/13,306,662.52
  6. Step 6: Final answer
    x = 10,769,668.75

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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.