Home / 28,695,833.60-43,043,750.40-10,499,993.60

Finding the Fourth Proportional to 28,695,833.60, 43,043,750.40 and 10,499,993.60

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Solution

The fourth proportional to 28,695,833.60, 43,043,750.40 and 10,499,993.60 is: 15,749,990.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,695,833.60 : 43,043,750.40 = 10,499,993.60 : x
  2. Step 2: Convert to fraction form
    28,695,833.60/43,043,750.40 = 10,499,993.60/x
  3. Step 3: Cross multiply
    28,695,833.60x = 43,043,750.40 × 10,499,993.60
  4. Step 4: Simplify right side
    28,695,833.60x = 451,959,103,719,997.44
  5. Step 5: Solve for x
    x = 451,959,103,719,997.44/28,695,833.60
  6. Step 6: Final answer
    x = 15,749,990.40

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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.