Home / 8,297,977.18-12,439,866.26-3,184,076.95

Finding the Fourth Proportional to 8,297,977.18, 12,439,866.26 and 3,184,076.95

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Solution

The fourth proportional to 8,297,977.18, 12,439,866.26 and 3,184,076.95 is: 4,773,391.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,297,977.18 : 12,439,866.26 = 3,184,076.95 : x
  2. Step 2: Convert to fraction form
    8,297,977.18/12,439,866.26 = 3,184,076.95/x
  3. Step 3: Cross multiply
    8,297,977.18x = 12,439,866.26 × 3,184,076.95
  4. Step 4: Simplify right side
    8,297,977.18x = 39,609,491,341,428.99
  5. Step 5: Solve for x
    x = 39,609,491,341,428.99/8,297,977.18
  6. Step 6: Final answer
    x = 4,773,391.21

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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.