Home / 21,017,605.46-29,004,308.01-11,725,175.49

Finding the Fourth Proportional to 21,017,605.46, 29,004,308.01 and 11,725,175.49

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Solution

The fourth proportional to 21,017,605.46, 29,004,308.01 and 11,725,175.49 is: 16,180,749.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,017,605.46 : 29,004,308.01 = 11,725,175.49 : x
  2. Step 2: Convert to fraction form
    21,017,605.46/29,004,308.01 = 11,725,175.49/x
  3. Step 3: Cross multiply
    21,017,605.46x = 29,004,308.01 × 11,725,175.49
  4. Step 4: Simplify right side
    21,017,605.46x = 340,080,601,317,466.12
  5. Step 5: Solve for x
    x = 340,080,601,317,466.12/21,017,605.46
  6. Step 6: Final answer
    x = 16,180,749.13

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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.