Home / 7,260,303.60-10,890,455.40-6,906,009.60

Finding the Fourth Proportional to 7,260,303.60, 10,890,455.40 and 6,906,009.60

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Solution

The fourth proportional to 7,260,303.60, 10,890,455.40 and 6,906,009.60 is: 10,359,014.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260,303.60 : 10,890,455.40 = 6,906,009.60 : x
  2. Step 2: Convert to fraction form
    7,260,303.60/10,890,455.40 = 6,906,009.60/x
  3. Step 3: Cross multiply
    7,260,303.60x = 10,890,455.40 × 6,906,009.60
  4. Step 4: Simplify right side
    7,260,303.60x = 75,209,589,540,771.84
  5. Step 5: Solve for x
    x = 75,209,589,540,771.84/7,260,303.60
  6. Step 6: Final answer
    x = 10,359,014.40

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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.