Home / 10,800,889.76-14,906,009.94-6,450,159.44

Finding the Fourth Proportional to 10,800,889.76, 14,906,009.94 and 6,450,159.44

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Solution

The fourth proportional to 10,800,889.76, 14,906,009.94 and 6,450,159.44 is: 8,901,687.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,800,889.76 : 14,906,009.94 = 6,450,159.44 : x
  2. Step 2: Convert to fraction form
    10,800,889.76/14,906,009.94 = 6,450,159.44/x
  3. Step 3: Cross multiply
    10,800,889.76x = 14,906,009.94 × 6,450,159.44
  4. Step 4: Simplify right side
    10,800,889.76x = 96,146,140,727,224.84
  5. Step 5: Solve for x
    x = 96,146,140,727,224.84/10,800,889.76
  6. Step 6: Final answer
    x = 8,901,687.07

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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.