Home / 9,016,536.76-12,443,443.32-5,485,711.22

Finding the Fourth Proportional to 9,016,536.76, 12,443,443.32 and 5,485,711.22

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Solution

The fourth proportional to 9,016,536.76, 12,443,443.32 and 5,485,711.22 is: 7,570,660.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,016,536.76 : 12,443,443.32 = 5,485,711.22 : x
  2. Step 2: Convert to fraction form
    9,016,536.76/12,443,443.32 = 5,485,711.22/x
  3. Step 3: Cross multiply
    9,016,536.76x = 12,443,443.32 × 5,485,711.22
  4. Step 4: Simplify right side
    9,016,536.76x = 68,261,136,635,958.05
  5. Step 5: Solve for x
    x = 68,261,136,635,958.05/9,016,536.76
  6. Step 6: Final answer
    x = 7,570,660.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.