Home / 43,685,200.20-65,527,800.30-13,389,126.60

Finding the Fourth Proportional to 43,685,200.20, 65,527,800.30 and 13,389,126.60

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Solution

The fourth proportional to 43,685,200.20, 65,527,800.30 and 13,389,126.60 is: 20,083,689.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,685,200.20 : 65,527,800.30 = 13,389,126.60 : x
  2. Step 2: Convert to fraction form
    43,685,200.20/65,527,800.30 = 13,389,126.60/x
  3. Step 3: Cross multiply
    43,685,200.20x = 65,527,800.30 × 13,389,126.60
  4. Step 4: Simplify right side
    43,685,200.20x = 877,360,014,036,217.88
  5. Step 5: Solve for x
    x = 877,360,014,036,217.88/43,685,200.20
  6. Step 6: Final answer
    x = 20,083,689.90

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Similar ratio
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1.5x scale

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.