Home / 12,252,927.36-18,379,222.47-4,171,538.64

Finding the Fourth Proportional to 12,252,927.36, 18,379,222.47 and 4,171,538.64

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Solution

The fourth proportional to 12,252,927.36, 18,379,222.47 and 4,171,538.64 is: 6,257,250.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,252,927.36 : 18,379,222.47 = 4,171,538.64 : x
  2. Step 2: Convert to fraction form
    12,252,927.36/18,379,222.47 = 4,171,538.64/x
  3. Step 3: Cross multiply
    12,252,927.36x = 18,379,222.47 × 4,171,538.64
  4. Step 4: Simplify right side
    12,252,927.36x = 76,669,636,706,761.23
  5. Step 5: Solve for x
    x = 76,669,636,706,761.23/12,252,927.36
  6. Step 6: Final answer
    x = 6,257,250.57

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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.