Home / 5,433,221.14-8,151,007.83-1,646,989.54

Finding the Fourth Proportional to 5,433,221.14, 8,151,007.83 and 1,646,989.54

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Solution

The fourth proportional to 5,433,221.14, 8,151,007.83 and 1,646,989.54 is: 2,470,840.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433,221.14 : 8,151,007.83 = 1,646,989.54 : x
  2. Step 2: Convert to fraction form
    5,433,221.14/8,151,007.83 = 1,646,989.54/x
  3. Step 3: Cross multiply
    5,433,221.14x = 8,151,007.83 × 1,646,989.54
  4. Step 4: Simplify right side
    5,433,221.14x = 13,424,624,636,468.10
  5. Step 5: Solve for x
    x = 13,424,624,636,468.10/5,433,221.14
  6. Step 6: Final answer
    x = 2,470,840.83

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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.