Home / 13,682,455.74-18,880,502.76-9,263,191.32

Finding the Fourth Proportional to 13,682,455.74, 18,880,502.76 and 9,263,191.32

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Solution

The fourth proportional to 13,682,455.74, 18,880,502.76 and 9,263,191.32 is: 12,782,333.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,682,455.74 : 18,880,502.76 = 9,263,191.32 : x
  2. Step 2: Convert to fraction form
    13,682,455.74/18,880,502.76 = 9,263,191.32/x
  3. Step 3: Cross multiply
    13,682,455.74x = 18,880,502.76 × 9,263,191.32
  4. Step 4: Simplify right side
    13,682,455.74x = 174,893,709,283,668.06
  5. Step 5: Solve for x
    x = 174,893,709,283,668.06/13,682,455.74
  6. Step 6: Final answer
    x = 12,782,333.27

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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.