Home / 11,181,815.10-16,772,722.65-7,150,736.70

Finding the Fourth Proportional to 11,181,815.10, 16,772,722.65 and 7,150,736.70

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Solution

The fourth proportional to 11,181,815.10, 16,772,722.65 and 7,150,736.70 is: 10,726,105.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,181,815.10 : 16,772,722.65 = 7,150,736.70 : x
  2. Step 2: Convert to fraction form
    11,181,815.10/16,772,722.65 = 7,150,736.70/x
  3. Step 3: Cross multiply
    11,181,815.10x = 16,772,722.65 × 7,150,736.70
  4. Step 4: Simplify right side
    11,181,815.10x = 119,937,323,412,276.27
  5. Step 5: Solve for x
    x = 119,937,323,412,276.27/11,181,815.10
  6. Step 6: Final answer
    x = 10,726,105.05

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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.