Home / 14,013,605.70-21,020,408.55-8,250,423.30

Finding the Fourth Proportional to 14,013,605.70, 21,020,408.55 and 8,250,423.30

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Solution

The fourth proportional to 14,013,605.70, 21,020,408.55 and 8,250,423.30 is: 12,375,634.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,013,605.70 : 21,020,408.55 = 8,250,423.30 : x
  2. Step 2: Convert to fraction form
    14,013,605.70/21,020,408.55 = 8,250,423.30/x
  3. Step 3: Cross multiply
    14,013,605.70x = 21,020,408.55 × 8,250,423.30
  4. Step 4: Simplify right side
    14,013,605.70x = 173,427,268,476,439.22
  5. Step 5: Solve for x
    x = 173,427,268,476,439.22/14,013,605.70
  6. Step 6: Final answer
    x = 12,375,634.95

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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.