Home / 20,608,239.99-30,912,466.58-12,082,597.76

Finding the Fourth Proportional to 20,608,239.99, 30,912,466.58 and 12,082,597.76

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Solution

The fourth proportional to 20,608,239.99, 30,912,466.58 and 12,082,597.76 is: 18,123,959.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,608,239.99 : 30,912,466.58 = 12,082,597.76 : x
  2. Step 2: Convert to fraction form
    20,608,239.99/30,912,466.58 = 12,082,597.76/x
  3. Step 3: Cross multiply
    20,608,239.99x = 30,912,466.58 × 12,082,597.76
  4. Step 4: Simplify right side
    20,608,239.99x = 373,502,899,240,607.56
  5. Step 5: Solve for x
    x = 373,502,899,240,607.56/20,608,239.99
  6. Step 6: Final answer
    x = 18,123,959.13

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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.