Home / 14,082,121.80-21,123,182.70-9,043,273.80

Finding the Fourth Proportional to 14,082,121.80, 21,123,182.70 and 9,043,273.80

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Solution

The fourth proportional to 14,082,121.80, 21,123,182.70 and 9,043,273.80 is: 13,564,910.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,082,121.80 : 21,123,182.70 = 9,043,273.80 : x
  2. Step 2: Convert to fraction form
    14,082,121.80/21,123,182.70 = 9,043,273.80/x
  3. Step 3: Cross multiply
    14,082,121.80x = 21,123,182.70 × 9,043,273.80
  4. Step 4: Simplify right side
    14,082,121.80x = 191,022,724,683,523.28
  5. Step 5: Solve for x
    x = 191,022,724,683,523.28/14,082,121.80
  6. Step 6: Final answer
    x = 13,564,910.70

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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.