Home / 12,095,111.20-18,090,178.80-10,824,901.60

Finding the Fourth Proportional to 12,095,111.20, 18,090,178.80 and 10,824,901.60

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Solution

The fourth proportional to 12,095,111.20, 18,090,178.80 and 10,824,901.60 is: 16,190,376.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,095,111.20 : 18,090,178.80 = 10,824,901.60 : x
  2. Step 2: Convert to fraction form
    12,095,111.20/18,090,178.80 = 10,824,901.60/x
  3. Step 3: Cross multiply
    12,095,111.20x = 18,090,178.80 × 10,824,901.60
  4. Step 4: Simplify right side
    12,095,111.20x = 195,824,405,436,406.09
  5. Step 5: Solve for x
    x = 195,824,405,436,406.09/12,095,111.20
  6. Step 6: Final answer
    x = 16,190,376.61

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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.