Home / 9,268,905.60-13,903,358.40-5,486,659.20

Finding the Fourth Proportional to 9,268,905.60, 13,903,358.40 and 5,486,659.20

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Solution

The fourth proportional to 9,268,905.60, 13,903,358.40 and 5,486,659.20 is: 8,229,988.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,268,905.60 : 13,903,358.40 = 5,486,659.20 : x
  2. Step 2: Convert to fraction form
    9,268,905.60/13,903,358.40 = 5,486,659.20/x
  3. Step 3: Cross multiply
    9,268,905.60x = 13,903,358.40 × 5,486,659.20
  4. Step 4: Simplify right side
    9,268,905.60x = 76,282,989,276,257.28
  5. Step 5: Solve for x
    x = 76,282,989,276,257.28/9,268,905.60
  6. Step 6: Final answer
    x = 8,229,988.80

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Double scale
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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.