Home / 14,490,846.60-19,997,410.26-7,965,144.76

Finding the Fourth Proportional to 14,490,846.60, 19,997,410.26 and 7,965,144.76

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Solution

The fourth proportional to 14,490,846.60, 19,997,410.26 and 7,965,144.76 is: 10,991,922.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,490,846.60 : 19,997,410.26 = 7,965,144.76 : x
  2. Step 2: Convert to fraction form
    14,490,846.60/19,997,410.26 = 7,965,144.76/x
  3. Step 3: Cross multiply
    14,490,846.60x = 19,997,410.26 × 7,965,144.76
  4. Step 4: Simplify right side
    14,490,846.60x = 159,282,267,546,009.25
  5. Step 5: Solve for x
    x = 159,282,267,546,009.25/14,490,846.60
  6. Step 6: Final answer
    x = 10,991,922.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.