Home / 10,943,936.80-16,415,905.20-3,369,918.40

Finding the Fourth Proportional to 10,943,936.80, 16,415,905.20 and 3,369,918.40

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Solution

The fourth proportional to 10,943,936.80, 16,415,905.20 and 3,369,918.40 is: 5,054,877.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,943,936.80 : 16,415,905.20 = 3,369,918.40 : x
  2. Step 2: Convert to fraction form
    10,943,936.80/16,415,905.20 = 3,369,918.40/x
  3. Step 3: Cross multiply
    10,943,936.80x = 16,415,905.20 × 3,369,918.40
  4. Step 4: Simplify right side
    10,943,936.80x = 55,320,260,986,135.68
  5. Step 5: Solve for x
    x = 55,320,260,986,135.68/10,943,936.80
  6. Step 6: Final answer
    x = 5,054,877.60

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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.