Home / 28,762,615.20-43,143,922.80-9,593,997.60

Finding the Fourth Proportional to 28,762,615.20, 43,143,922.80 and 9,593,997.60

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Solution

The fourth proportional to 28,762,615.20, 43,143,922.80 and 9,593,997.60 is: 14,390,996.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,762,615.20 : 43,143,922.80 = 9,593,997.60 : x
  2. Step 2: Convert to fraction form
    28,762,615.20/43,143,922.80 = 9,593,997.60/x
  3. Step 3: Cross multiply
    28,762,615.20x = 43,143,922.80 × 9,593,997.60
  4. Step 4: Simplify right side
    28,762,615.20x = 413,922,691,797,785.25
  5. Step 5: Solve for x
    x = 413,922,691,797,785.25/28,762,615.20
  6. Step 6: Final answer
    x = 14,390,996.40

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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.