Home / 11,016,979.70-16,530,900.60-4,956,000.80

Finding the Fourth Proportional to 11,016,979.70, 16,530,900.60 and 4,956,000.80

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Solution

The fourth proportional to 11,016,979.70, 16,530,900.60 and 4,956,000.80 is: 7,436,444.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,016,979.70 : 16,530,900.60 = 4,956,000.80 : x
  2. Step 2: Convert to fraction form
    11,016,979.70/16,530,900.60 = 4,956,000.80/x
  3. Step 3: Cross multiply
    11,016,979.70x = 16,530,900.60 × 4,956,000.80
  4. Step 4: Simplify right side
    11,016,979.70x = 81,927,156,598,320.47
  5. Step 5: Solve for x
    x = 81,927,156,598,320.47/11,016,979.70
  6. Step 6: Final answer
    x = 7,436,444.36

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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.