Home / 14,569,718.78-20,105,685.24-8,043,208.37

Finding the Fourth Proportional to 14,569,718.78, 20,105,685.24 and 8,043,208.37

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Solution

The fourth proportional to 14,569,718.78, 20,105,685.24 and 8,043,208.37 is: 11,099,336.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,569,718.78 : 20,105,685.24 = 8,043,208.37 : x
  2. Step 2: Convert to fraction form
    14,569,718.78/20,105,685.24 = 8,043,208.37/x
  3. Step 3: Cross multiply
    14,569,718.78x = 20,105,685.24 × 8,043,208.37
  4. Step 4: Simplify right side
    14,569,718.78x = 161,714,215,806,953.44
  5. Step 5: Solve for x
    x = 161,714,215,806,953.44/14,569,718.78
  6. Step 6: Final answer
    x = 11,099,336.80

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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.