Home / 12,634,915.36-18,953,021.04-3,536,995.36

Finding the Fourth Proportional to 12,634,915.36, 18,953,021.04 and 3,536,995.36

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Solution

The fourth proportional to 12,634,915.36, 18,953,021.04 and 3,536,995.36 is: 5,305,674.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,634,915.36 : 18,953,021.04 = 3,536,995.36 : x
  2. Step 2: Convert to fraction form
    12,634,915.36/18,953,021.04 = 3,536,995.36/x
  3. Step 3: Cross multiply
    12,634,915.36x = 18,953,021.04 × 3,536,995.36
  4. Step 4: Simplify right side
    12,634,915.36x = 67,036,747,476,462.37
  5. Step 5: Solve for x
    x = 67,036,747,476,462.37/12,634,915.36
  6. Step 6: Final answer
    x = 5,305,674.44

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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.