Home / 13,808,071.64-20,757,513.63-12,809,251.73

Finding the Fourth Proportional to 13,808,071.64, 20,757,513.63 and 12,809,251.73

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Solution

The fourth proportional to 13,808,071.64, 20,757,513.63 and 12,809,251.73 is: 19,255,999.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,808,071.64 : 20,757,513.63 = 12,809,251.73 : x
  2. Step 2: Convert to fraction form
    13,808,071.64/20,757,513.63 = 12,809,251.73/x
  3. Step 3: Cross multiply
    13,808,071.64x = 20,757,513.63 × 12,809,251.73
  4. Step 4: Simplify right side
    13,808,071.64x = 265,888,217,375,576.06
  5. Step 5: Solve for x
    x = 265,888,217,375,576.06/13,808,071.64
  6. Step 6: Final answer
    x = 19,255,999.27

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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.