Home / 13,483,980.84-20,204,669.70-10,947,235.80

Finding the Fourth Proportional to 13,483,980.84, 20,204,669.70 and 10,947,235.80

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Solution

The fourth proportional to 13,483,980.84, 20,204,669.70 and 10,947,235.80 is: 16,403,559.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,483,980.84 : 20,204,669.70 = 10,947,235.80 : x
  2. Step 2: Convert to fraction form
    13,483,980.84/20,204,669.70 = 10,947,235.80/x
  3. Step 3: Cross multiply
    13,483,980.84x = 20,204,669.70 × 10,947,235.80
  4. Step 4: Simplify right side
    13,483,980.84x = 221,185,283,467,015.28
  5. Step 5: Solve for x
    x = 221,185,283,467,015.28/13,483,980.84
  6. Step 6: Final answer
    x = 16,403,559.61

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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.