Home / 10,903,553.90-16,355,330.85-10,082,408.30

Finding the Fourth Proportional to 10,903,553.90, 16,355,330.85 and 10,082,408.30

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Solution

The fourth proportional to 10,903,553.90, 16,355,330.85 and 10,082,408.30 is: 15,123,612.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,903,553.90 : 16,355,330.85 = 10,082,408.30 : x
  2. Step 2: Convert to fraction form
    10,903,553.90/16,355,330.85 = 10,082,408.30/x
  3. Step 3: Cross multiply
    10,903,553.90x = 16,355,330.85 × 10,082,408.30
  4. Step 4: Simplify right side
    10,903,553.90x = 164,901,123,511,286.06
  5. Step 5: Solve for x
    x = 164,901,123,511,286.06/10,903,553.90
  6. Step 6: Final answer
    x = 15,123,612.45

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Similar ratio
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1.5x scale

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.