Home / 9,659,855.80-14,489,783.70-7,250,656.60

Finding the Fourth Proportional to 9,659,855.80, 14,489,783.70 and 7,250,656.60

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Solution

The fourth proportional to 9,659,855.80, 14,489,783.70 and 7,250,656.60 is: 10,875,984.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,659,855.80 : 14,489,783.70 = 7,250,656.60 : x
  2. Step 2: Convert to fraction form
    9,659,855.80/14,489,783.70 = 7,250,656.60/x
  3. Step 3: Cross multiply
    9,659,855.80x = 14,489,783.70 × 7,250,656.60
  4. Step 4: Simplify right side
    9,659,855.80x = 105,060,445,816,977.41
  5. Step 5: Solve for x
    x = 105,060,445,816,977.41/9,659,855.80
  6. Step 6: Final answer
    x = 10,875,984.90

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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.