Home / 11,216,586.40-16,824,879.60-6,942,896.80

Finding the Fourth Proportional to 11,216,586.40, 16,824,879.60 and 6,942,896.80

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Solution

The fourth proportional to 11,216,586.40, 16,824,879.60 and 6,942,896.80 is: 10,414,345.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,216,586.40 : 16,824,879.60 = 6,942,896.80 : x
  2. Step 2: Convert to fraction form
    11,216,586.40/16,824,879.60 = 6,942,896.80/x
  3. Step 3: Cross multiply
    11,216,586.40x = 16,824,879.60 × 6,942,896.80
  4. Step 4: Simplify right side
    11,216,586.40x = 116,813,402,735,225.28
  5. Step 5: Solve for x
    x = 116,813,402,735,225.28/11,216,586.40
  6. Step 6: Final answer
    x = 10,414,345.20

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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.