Home / 9,969,685.20-14,954,527.80-9,906,699.60

Finding the Fourth Proportional to 9,969,685.20, 14,954,527.80 and 9,906,699.60

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Solution

The fourth proportional to 9,969,685.20, 14,954,527.80 and 9,906,699.60 is: 14,860,049.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,969,685.20 : 14,954,527.80 = 9,906,699.60 : x
  2. Step 2: Convert to fraction form
    9,969,685.20/14,954,527.80 = 9,906,699.60/x
  3. Step 3: Cross multiply
    9,969,685.20x = 14,954,527.80 × 9,906,699.60
  4. Step 4: Simplify right side
    9,969,685.20x = 148,150,014,574,448.88
  5. Step 5: Solve for x
    x = 148,150,014,574,448.88/9,969,685.20
  6. Step 6: Final answer
    x = 14,860,049.40

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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.