Home / 12,163,982.36-16,786,340.12-6,582,228.90

Finding the Fourth Proportional to 12,163,982.36, 16,786,340.12 and 6,582,228.90

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Solution

The fourth proportional to 12,163,982.36, 16,786,340.12 and 6,582,228.90 is: 9,083,499.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,163,982.36 : 16,786,340.12 = 6,582,228.90 : x
  2. Step 2: Convert to fraction form
    12,163,982.36/16,786,340.12 = 6,582,228.90/x
  3. Step 3: Cross multiply
    12,163,982.36x = 16,786,340.12 × 6,582,228.90
  4. Step 4: Simplify right side
    12,163,982.36x = 110,491,533,016,600.27
  5. Step 5: Solve for x
    x = 110,491,533,016,600.27/12,163,982.36
  6. Step 6: Final answer
    x = 9,083,499.94

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Double scale
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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.