Home / 45,231,586.47-67,876,075.44-19,324,082.68

Finding the Fourth Proportional to 45,231,586.47, 67,876,075.44 and 19,324,082.68

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Solution

The fourth proportional to 45,231,586.47, 67,876,075.44 and 19,324,082.68 is: 28,998,383.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,231,586.47 : 67,876,075.44 = 19,324,082.68 : x
  2. Step 2: Convert to fraction form
    45,231,586.47/67,876,075.44 = 19,324,082.68/x
  3. Step 3: Cross multiply
    45,231,586.47x = 67,876,075.44 × 19,324,082.68
  4. Step 4: Simplify right side
    45,231,586.47x = 1,311,642,893,626,787
  5. Step 5: Solve for x
    x = 1,311,642,893,626,787/45,231,586.47
  6. Step 6: Final answer
    x = 28,998,383.56

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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.