Home / 13,873,010.40-20,801,221.20-7,154,546.40

Finding the Fourth Proportional to 13,873,010.40, 20,801,221.20 and 7,154,546.40

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Solution

The fourth proportional to 13,873,010.40, 20,801,221.20 and 7,154,546.40 is: 10,727,542.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,873,010.40 : 20,801,221.20 = 7,154,546.40 : x
  2. Step 2: Convert to fraction form
    13,873,010.40/20,801,221.20 = 7,154,546.40/x
  3. Step 3: Cross multiply
    13,873,010.40x = 20,801,221.20 × 7,154,546.40
  4. Step 4: Simplify right side
    13,873,010.40x = 148,823,302,252,063.69
  5. Step 5: Solve for x
    x = 148,823,302,252,063.69/13,873,010.40
  6. Step 6: Final answer
    x = 10,727,542.04

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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.