Home / 18,677,555.64-28,024,846.11-9,586,037.72

Finding the Fourth Proportional to 18,677,555.64, 28,024,846.11 and 9,586,037.72

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Solution

The fourth proportional to 18,677,555.64, 28,024,846.11 and 9,586,037.72 is: 14,383,425.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,677,555.64 : 28,024,846.11 = 9,586,037.72 : x
  2. Step 2: Convert to fraction form
    18,677,555.64/28,024,846.11 = 9,586,037.72/x
  3. Step 3: Cross multiply
    18,677,555.64x = 28,024,846.11 × 9,586,037.72
  4. Step 4: Simplify right side
    18,677,555.64x = 268,647,231,767,531.03
  5. Step 5: Solve for x
    x = 268,647,231,767,531.03/18,677,555.64
  6. Step 6: Final answer
    x = 14,383,425.59

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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.