Home / 13,456,009.49-18,593,583.21-9,581,804.60

Finding the Fourth Proportional to 13,456,009.49, 18,593,583.21 and 9,581,804.60

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Solution

The fourth proportional to 13,456,009.49, 18,593,583.21 and 9,581,804.60 is: 13,240,186.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,456,009.49 : 18,593,583.21 = 9,581,804.60 : x
  2. Step 2: Convert to fraction form
    13,456,009.49/18,593,583.21 = 9,581,804.60/x
  3. Step 3: Cross multiply
    13,456,009.49x = 18,593,583.21 × 9,581,804.60
  4. Step 4: Simplify right side
    13,456,009.49x = 178,160,081,039,092.88
  5. Step 5: Solve for x
    x = 178,160,081,039,092.88/13,456,009.49
  6. Step 6: Final answer
    x = 13,240,186.94

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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.