Home / 6,520,374.60-9,780,561.90-2,259,126.60

Finding the Fourth Proportional to 6,520,374.60, 9,780,561.90 and 2,259,126.60

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Solution

The fourth proportional to 6,520,374.60, 9,780,561.90 and 2,259,126.60 is: 3,388,689.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520,374.60 : 9,780,561.90 = 2,259,126.60 : x
  2. Step 2: Convert to fraction form
    6,520,374.60/9,780,561.90 = 2,259,126.60/x
  3. Step 3: Cross multiply
    6,520,374.60x = 9,780,561.90 × 2,259,126.60
  4. Step 4: Simplify right side
    6,520,374.60x = 22,095,527,551,236.54
  5. Step 5: Solve for x
    x = 22,095,527,551,236.54/6,520,374.60
  6. Step 6: Final answer
    x = 3,388,689.90

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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.