Home / 19,318,650.96-28,930,146.77-14,188,916.73

Finding the Fourth Proportional to 19,318,650.96, 28,930,146.77 and 14,188,916.73

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Solution

The fourth proportional to 19,318,650.96, 28,930,146.77 and 14,188,916.73 is: 21,248,245.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,318,650.96 : 28,930,146.77 = 14,188,916.73 : x
  2. Step 2: Convert to fraction form
    19,318,650.96/28,930,146.77 = 14,188,916.73/x
  3. Step 3: Cross multiply
    19,318,650.96x = 28,930,146.77 × 14,188,916.73
  4. Step 4: Simplify right side
    19,318,650.96x = 410,487,443,435,263.88
  5. Step 5: Solve for x
    x = 410,487,443,435,263.88/19,318,650.96
  6. Step 6: Final answer
    x = 21,248,245.76

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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.