Home / 43,584,082.20-65,376,123.30-28,467,538.20

Finding the Fourth Proportional to 43,584,082.20, 65,376,123.30 and 28,467,538.20

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Solution

The fourth proportional to 43,584,082.20, 65,376,123.30 and 28,467,538.20 is: 42,701,307.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,584,082.20 : 65,376,123.30 = 28,467,538.20 : x
  2. Step 2: Convert to fraction form
    43,584,082.20/65,376,123.30 = 28,467,538.20/x
  3. Step 3: Cross multiply
    43,584,082.20x = 65,376,123.30 × 28,467,538.20
  4. Step 4: Simplify right side
    43,584,082.20x = 1,861,097,287,410,660
  5. Step 5: Solve for x
    x = 1,861,097,287,410,660/43,584,082.20
  6. Step 6: Final answer
    x = 42,701,307.30

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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.