Home / 9,091,921.78-13,633,865.07-3,408,158.98

Finding the Fourth Proportional to 9,091,921.78, 13,633,865.07 and 3,408,158.98

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Solution

The fourth proportional to 9,091,921.78, 13,633,865.07 and 3,408,158.98 is: 5,110,732.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,091,921.78 : 13,633,865.07 = 3,408,158.98 : x
  2. Step 2: Convert to fraction form
    9,091,921.78/13,633,865.07 = 3,408,158.98/x
  3. Step 3: Cross multiply
    9,091,921.78x = 13,633,865.07 × 3,408,158.98
  4. Step 4: Simplify right side
    9,091,921.78x = 46,466,379,670,428.83
  5. Step 5: Solve for x
    x = 46,466,379,670,428.83/9,091,921.78
  6. Step 6: Final answer
    x = 5,110,732.45

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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.