Home / 14,569,720.53-20,105,687.64-8,043,210.12

Finding the Fourth Proportional to 14,569,720.53, 20,105,687.64 and 8,043,210.12

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Solution

The fourth proportional to 14,569,720.53, 20,105,687.64 and 8,043,210.12 is: 11,099,339.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,569,720.53 : 20,105,687.64 = 8,043,210.12 : x
  2. Step 2: Convert to fraction form
    14,569,720.53/20,105,687.64 = 8,043,210.12/x
  3. Step 3: Cross multiply
    14,569,720.53x = 20,105,687.64 × 8,043,210.12
  4. Step 4: Simplify right side
    14,569,720.53x = 161,714,270,295,606.94
  5. Step 5: Solve for x
    x = 161,714,270,295,606.94/14,569,720.53
  6. Step 6: Final answer
    x = 11,099,339.21

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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.