Home / 20,265,112.73-30,400,818.38-6,805,090.01

Finding the Fourth Proportional to 20,265,112.73, 30,400,818.38 and 6,805,090.01

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Solution

The fourth proportional to 20,265,112.73, 30,400,818.38 and 6,805,090.01 is: 10,208,692.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,265,112.73 : 30,400,818.38 = 6,805,090.01 : x
  2. Step 2: Convert to fraction form
    20,265,112.73/30,400,818.38 = 6,805,090.01/x
  3. Step 3: Cross multiply
    20,265,112.73x = 30,400,818.38 × 6,805,090.01
  4. Step 4: Simplify right side
    20,265,112.73x = 206,880,305,267,532.84
  5. Step 5: Solve for x
    x = 206,880,305,267,532.84/20,265,112.73
  6. Step 6: Final answer
    x = 10,208,692.55

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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.