Home / 13,345,424.56-20,019,691.86-4,829,771.44

Finding the Fourth Proportional to 13,345,424.56, 20,019,691.86 and 4,829,771.44

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Solution

The fourth proportional to 13,345,424.56, 20,019,691.86 and 4,829,771.44 is: 7,245,219.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,345,424.56 : 20,019,691.86 = 4,829,771.44 : x
  2. Step 2: Convert to fraction form
    13,345,424.56/20,019,691.86 = 4,829,771.44/x
  3. Step 3: Cross multiply
    13,345,424.56x = 20,019,691.86 × 4,829,771.44
  4. Step 4: Simplify right side
    13,345,424.56x = 96,690,535,983,028.48
  5. Step 5: Solve for x
    x = 96,690,535,983,028.48/13,345,424.56
  6. Step 6: Final answer
    x = 7,245,219.93

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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.