Home / 16,239,517.57-22,410,533.76-8,897,628.87

Finding the Fourth Proportional to 16,239,517.57, 22,410,533.76 and 8,897,628.87

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Solution

The fourth proportional to 16,239,517.57, 22,410,533.76 and 8,897,628.87 is: 12,278,727.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,239,517.57 : 22,410,533.76 = 8,897,628.87 : x
  2. Step 2: Convert to fraction form
    16,239,517.57/22,410,533.76 = 8,897,628.87/x
  3. Step 3: Cross multiply
    16,239,517.57x = 22,410,533.76 × 8,897,628.87
  4. Step 4: Simplify right side
    16,239,517.57x = 199,400,612,141,719.53
  5. Step 5: Solve for x
    x = 199,400,612,141,719.53/16,239,517.57
  6. Step 6: Final answer
    x = 12,278,727.57

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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.