Home / 38,978,082.60-58,467,123.90-10,611,234.60

Finding the Fourth Proportional to 38,978,082.60, 58,467,123.90 and 10,611,234.60

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Solution

The fourth proportional to 38,978,082.60, 58,467,123.90 and 10,611,234.60 is: 15,916,851.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,978,082.60 : 58,467,123.90 = 10,611,234.60 : x
  2. Step 2: Convert to fraction form
    38,978,082.60/58,467,123.90 = 10,611,234.60/x
  3. Step 3: Cross multiply
    38,978,082.60x = 58,467,123.90 × 10,611,234.60
  4. Step 4: Simplify right side
    38,978,082.60x = 620,408,368,090,166.88
  5. Step 5: Solve for x
    x = 620,408,368,090,166.88/38,978,082.60
  6. Step 6: Final answer
    x = 15,916,851.90

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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.