Home / 11,173,778.24-16,772,395.10-9,902,518.88

Finding the Fourth Proportional to 11,173,778.24, 16,772,395.10 and 9,902,518.88

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Solution

The fourth proportional to 11,173,778.24, 16,772,395.10 and 9,902,518.88 is: 14,864,171.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,173,778.24 : 16,772,395.10 = 9,902,518.88 : x
  2. Step 2: Convert to fraction form
    11,173,778.24/16,772,395.10 = 9,902,518.88/x
  3. Step 3: Cross multiply
    11,173,778.24x = 16,772,395.10 × 9,902,518.88
  4. Step 4: Simplify right side
    11,173,778.24x = 166,088,959,007,194.94
  5. Step 5: Solve for x
    x = 166,088,959,007,194.94/11,173,778.24
  6. Step 6: Final answer
    x = 14,864,171.77

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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.