Home / 6,345,171.76-8,756,347.96-3,628,917.76

Finding the Fourth Proportional to 6,345,171.76, 8,756,347.96 and 3,628,917.76

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Solution

The fourth proportional to 6,345,171.76, 8,756,347.96 and 3,628,917.76 is: 5,007,912.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,345,171.76 : 8,756,347.96 = 3,628,917.76 : x
  2. Step 2: Convert to fraction form
    6,345,171.76/8,756,347.96 = 3,628,917.76/x
  3. Step 3: Cross multiply
    6,345,171.76x = 8,756,347.96 × 3,628,917.76
  4. Step 4: Simplify right side
    6,345,171.76x = 31,776,066,624,783.77
  5. Step 5: Solve for x
    x = 31,776,066,624,783.77/6,345,171.76
  6. Step 6: Final answer
    x = 5,007,912.76

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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.