Home / 27,945,409.70-41,918,114.55-8,778,104.30

Finding the Fourth Proportional to 27,945,409.70, 41,918,114.55 and 8,778,104.30

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Solution

The fourth proportional to 27,945,409.70, 41,918,114.55 and 8,778,104.30 is: 13,167,156.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,945,409.70 : 41,918,114.55 = 8,778,104.30 : x
  2. Step 2: Convert to fraction form
    27,945,409.70/41,918,114.55 = 8,778,104.30/x
  3. Step 3: Cross multiply
    27,945,409.70x = 41,918,114.55 × 8,778,104.30
  4. Step 4: Simplify right side
    27,945,409.70x = 367,961,581,579,247.56
  5. Step 5: Solve for x
    x = 367,961,581,579,247.56/27,945,409.70
  6. Step 6: Final answer
    x = 13,167,156.45

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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.