Home / 13,808,070.64-20,757,512.13-12,809,250.73

Finding the Fourth Proportional to 13,808,070.64, 20,757,512.13 and 12,809,250.73

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Solution

The fourth proportional to 13,808,070.64, 20,757,512.13 and 12,809,250.73 is: 19,255,997.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,808,070.64 : 20,757,512.13 = 12,809,250.73 : x
  2. Step 2: Convert to fraction form
    13,808,070.64/20,757,512.13 = 12,809,250.73/x
  3. Step 3: Cross multiply
    13,808,070.64x = 20,757,512.13 × 12,809,250.73
  4. Step 4: Simplify right side
    13,808,070.64x = 265,888,177,404,186.34
  5. Step 5: Solve for x
    x = 265,888,177,404,186.34/13,808,070.64
  6. Step 6: Final answer
    x = 19,255,997.77

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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.