Home / 9,860,133.60-14,790,200.40-8,180,517.60

Finding the Fourth Proportional to 9,860,133.60, 14,790,200.40 and 8,180,517.60

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Solution

The fourth proportional to 9,860,133.60, 14,790,200.40 and 8,180,517.60 is: 12,270,776.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,860,133.60 : 14,790,200.40 = 8,180,517.60 : x
  2. Step 2: Convert to fraction form
    9,860,133.60/14,790,200.40 = 8,180,517.60/x
  3. Step 3: Cross multiply
    9,860,133.60x = 14,790,200.40 × 8,180,517.60
  4. Step 4: Simplify right side
    9,860,133.60x = 120,991,494,679,727.03
  5. Step 5: Solve for x
    x = 120,991,494,679,727.03/9,860,133.60
  6. Step 6: Final answer
    x = 12,270,776.40

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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.