Home / 14,305,622.21-19,742,277.79-8,195,231.69

Finding the Fourth Proportional to 14,305,622.21, 19,742,277.79 and 8,195,231.69

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Solution

The fourth proportional to 14,305,622.21, 19,742,277.79 and 8,195,231.69 is: 11,309,717.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,305,622.21 : 19,742,277.79 = 8,195,231.69 : x
  2. Step 2: Convert to fraction form
    14,305,622.21/19,742,277.79 = 8,195,231.69/x
  3. Step 3: Cross multiply
    14,305,622.21x = 19,742,277.79 × 8,195,231.69
  4. Step 4: Simplify right side
    14,305,622.21x = 161,792,540,577,391.16
  5. Step 5: Solve for x
    x = 161,792,540,577,391.16/14,305,622.21
  6. Step 6: Final answer
    x = 11,309,717.13

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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.