Home / 14,820,556.53-20,451,927.94-8,205,439.22

Finding the Fourth Proportional to 14,820,556.53, 20,451,927.94 and 8,205,439.22

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Solution

The fourth proportional to 14,820,556.53, 20,451,927.94 and 8,205,439.22 is: 11,323,262.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,820,556.53 : 20,451,927.94 = 8,205,439.22 : x
  2. Step 2: Convert to fraction form
    14,820,556.53/20,451,927.94 = 8,205,439.22/x
  3. Step 3: Cross multiply
    14,820,556.53x = 20,451,927.94 × 8,205,439.22
  4. Step 4: Simplify right side
    14,820,556.53x = 167,817,051,597,411.31
  5. Step 5: Solve for x
    x = 167,817,051,597,411.31/14,820,556.53
  6. Step 6: Final answer
    x = 11,323,262.47

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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.