Home / 8,453,809.54-11,665,899.01-4,782,788.70

Finding the Fourth Proportional to 8,453,809.54, 11,665,899.01 and 4,782,788.70

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Solution

The fourth proportional to 8,453,809.54, 11,665,899.01 and 4,782,788.70 is: 6,600,045.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,453,809.54 : 11,665,899.01 = 4,782,788.70 : x
  2. Step 2: Convert to fraction form
    8,453,809.54/11,665,899.01 = 4,782,788.70/x
  3. Step 3: Cross multiply
    8,453,809.54x = 11,665,899.01 × 4,782,788.70
  4. Step 4: Simplify right side
    8,453,809.54x = 55,795,529,960,369.19
  5. Step 5: Solve for x
    x = 55,795,529,960,369.19/8,453,809.54
  6. Step 6: Final answer
    x = 6,600,045.78

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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.