Home / 8,653,311.37-11,945,246.59-5,391,737.57

Finding the Fourth Proportional to 8,653,311.37, 11,945,246.59 and 5,391,737.57

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Solution

The fourth proportional to 8,653,311.37, 11,945,246.59 and 5,391,737.57 is: 7,442,888.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,653,311.37 : 11,945,246.59 = 5,391,737.57 : x
  2. Step 2: Convert to fraction form
    8,653,311.37/11,945,246.59 = 5,391,737.57/x
  3. Step 3: Cross multiply
    8,653,311.37x = 11,945,246.59 × 5,391,737.57
  4. Step 4: Simplify right side
    8,653,311.37x = 64,405,634,858,820.17
  5. Step 5: Solve for x
    x = 64,405,634,858,820.17/8,653,311.37
  6. Step 6: Final answer
    x = 7,442,888.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.