Home / 12,236,133.78-18,354,167.82-4,559,603.94

Finding the Fourth Proportional to 12,236,133.78, 18,354,167.82 and 4,559,603.94

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Solution

The fourth proportional to 12,236,133.78, 18,354,167.82 and 4,559,603.94 is: 6,839,393.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,236,133.78 : 18,354,167.82 = 4,559,603.94 : x
  2. Step 2: Convert to fraction form
    12,236,133.78/18,354,167.82 = 4,559,603.94/x
  3. Step 3: Cross multiply
    12,236,133.78x = 18,354,167.82 × 4,559,603.94
  4. Step 4: Simplify right side
    12,236,133.78x = 83,687,735,907,493.22
  5. Step 5: Solve for x
    x = 83,687,735,907,493.22/12,236,133.78
  6. Step 6: Final answer
    x = 6,839,393.67

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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.