Home / 13,752,148.20-20,628,222.30-12,264,113.40

Finding the Fourth Proportional to 13,752,148.20, 20,628,222.30 and 12,264,113.40

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Solution

The fourth proportional to 13,752,148.20, 20,628,222.30 and 12,264,113.40 is: 18,396,170.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,752,148.20 : 20,628,222.30 = 12,264,113.40 : x
  2. Step 2: Convert to fraction form
    13,752,148.20/20,628,222.30 = 12,264,113.40/x
  3. Step 3: Cross multiply
    13,752,148.20x = 20,628,222.30 × 12,264,113.40
  4. Step 4: Simplify right side
    13,752,148.20x = 252,986,857,527,608.84
  5. Step 5: Solve for x
    x = 252,986,857,527,608.84/13,752,148.20
  6. Step 6: Final answer
    x = 18,396,170.10

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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.