Home / 13,298,010.80-19,947,021.66-3,200,631.80

Finding the Fourth Proportional to 13,298,010.80, 19,947,021.66 and 3,200,631.80

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Solution

The fourth proportional to 13,298,010.80, 19,947,021.66 and 3,200,631.80 is: 4,800,949.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,298,010.80 : 19,947,021.66 = 3,200,631.80 : x
  2. Step 2: Convert to fraction form
    13,298,010.80/19,947,021.66 = 3,200,631.80/x
  3. Step 3: Cross multiply
    13,298,010.80x = 19,947,021.66 × 3,200,631.80
  4. Step 4: Simplify right side
    13,298,010.80x = 63,843,071,740,549.68
  5. Step 5: Solve for x
    x = 63,843,071,740,549.68/13,298,010.80
  6. Step 6: Final answer
    x = 4,800,949.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.