Home / 10,987,338.60-16,481,007.90-3,415,069.80

Finding the Fourth Proportional to 10,987,338.60, 16,481,007.90 and 3,415,069.80

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Solution

The fourth proportional to 10,987,338.60, 16,481,007.90 and 3,415,069.80 is: 5,122,604.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,987,338.60 : 16,481,007.90 = 3,415,069.80 : x
  2. Step 2: Convert to fraction form
    10,987,338.60/16,481,007.90 = 3,415,069.80/x
  3. Step 3: Cross multiply
    10,987,338.60x = 16,481,007.90 × 3,415,069.80
  4. Step 4: Simplify right side
    10,987,338.60x = 56,283,792,352,851.42
  5. Step 5: Solve for x
    x = 56,283,792,352,851.42/10,987,338.60
  6. Step 6: Final answer
    x = 5,122,604.70

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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.