Home / 36,252,000.30-54,378,000.45-20,925,504.30

Finding the Fourth Proportional to 36,252,000.30, 54,378,000.45 and 20,925,504.30

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Solution

The fourth proportional to 36,252,000.30, 54,378,000.45 and 20,925,504.30 is: 31,388,256.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,252,000.30 : 54,378,000.45 = 20,925,504.30 : x
  2. Step 2: Convert to fraction form
    36,252,000.30/54,378,000.45 = 20,925,504.30/x
  3. Step 3: Cross multiply
    36,252,000.30x = 54,378,000.45 × 20,925,504.30
  4. Step 4: Simplify right side
    36,252,000.30x = 1,137,887,082,241,877
  5. Step 5: Solve for x
    x = 1,137,887,082,241,877/36,252,000.30
  6. Step 6: Final answer
    x = 31,388,256.45

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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.