Home / 12,345,197.60-18,529,748.40-5,959,930.40

Finding the Fourth Proportional to 12,345,197.60, 18,529,748.40 and 5,959,930.40

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Solution

The fourth proportional to 12,345,197.60, 18,529,748.40 and 5,959,930.40 is: 8,945,665.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,345,197.60 : 18,529,748.40 = 5,959,930.40 : x
  2. Step 2: Convert to fraction form
    12,345,197.60/18,529,748.40 = 5,959,930.40/x
  3. Step 3: Cross multiply
    12,345,197.60x = 18,529,748.40 × 5,959,930.40
  4. Step 4: Simplify right side
    12,345,197.60x = 110,436,010,793,511.36
  5. Step 5: Solve for x
    x = 110,436,010,793,511.36/12,345,197.60
  6. Step 6: Final answer
    x = 8,945,665.71

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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.