Home / 7,473,090.60-11,209,635.90-5,666,191.20

Finding the Fourth Proportional to 7,473,090.60, 11,209,635.90 and 5,666,191.20

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Solution

The fourth proportional to 7,473,090.60, 11,209,635.90 and 5,666,191.20 is: 8,499,286.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,473,090.60 : 11,209,635.90 = 5,666,191.20 : x
  2. Step 2: Convert to fraction form
    7,473,090.60/11,209,635.90 = 5,666,191.20/x
  3. Step 3: Cross multiply
    7,473,090.60x = 11,209,635.90 × 5,666,191.20
  4. Step 4: Simplify right side
    7,473,090.60x = 63,515,940,291,784.09
  5. Step 5: Solve for x
    x = 63,515,940,291,784.09/7,473,090.60
  6. Step 6: Final answer
    x = 8,499,286.80

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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.