Home / 12,477,585.60-18,716,378.40-4,399,682.40

Finding the Fourth Proportional to 12,477,585.60, 18,716,378.40 and 4,399,682.40

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Solution

The fourth proportional to 12,477,585.60, 18,716,378.40 and 4,399,682.40 is: 6,599,523.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,477,585.60 : 18,716,378.40 = 4,399,682.40 : x
  2. Step 2: Convert to fraction form
    12,477,585.60/18,716,378.40 = 4,399,682.40/x
  3. Step 3: Cross multiply
    12,477,585.60x = 18,716,378.40 × 4,399,682.40
  4. Step 4: Simplify right side
    12,477,585.60x = 82,346,120,638,220.16
  5. Step 5: Solve for x
    x = 82,346,120,638,220.16/12,477,585.60
  6. Step 6: Final answer
    x = 6,599,523.60

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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.