Home / 14,754,103.28-20,360,749.92-8,228,144.96

Finding the Fourth Proportional to 14,754,103.28, 20,360,749.92 and 8,228,144.96

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Solution

The fourth proportional to 14,754,103.28, 20,360,749.92 and 8,228,144.96 is: 11,354,888.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,754,103.28 : 20,360,749.92 = 8,228,144.96 : x
  2. Step 2: Convert to fraction form
    14,754,103.28/20,360,749.92 = 8,228,144.96/x
  3. Step 3: Cross multiply
    14,754,103.28x = 20,360,749.92 × 8,228,144.96
  4. Step 4: Simplify right side
    14,754,103.28x = 167,531,201,836,068.41
  5. Step 5: Solve for x
    x = 167,531,201,836,068.41/14,754,103.28
  6. Step 6: Final answer
    x = 11,354,888.78

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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.