Home / 14,569,619.28-20,105,546.52-8,043,108.24

Finding the Fourth Proportional to 14,569,619.28, 20,105,546.52 and 8,043,108.24

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Solution

The fourth proportional to 14,569,619.28, 20,105,546.52 and 8,043,108.24 is: 11,099,197.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,569,619.28 : 20,105,546.52 = 8,043,108.24 : x
  2. Step 2: Convert to fraction form
    14,569,619.28/20,105,546.52 = 8,043,108.24/x
  3. Step 3: Cross multiply
    14,569,619.28x = 20,105,546.52 × 8,043,108.24
  4. Step 4: Simplify right side
    14,569,619.28x = 161,711,086,884,715.31
  5. Step 5: Solve for x
    x = 161,711,086,884,715.31/14,569,619.28
  6. Step 6: Final answer
    x = 11,099,197.84

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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.