Home / 18,712,192.99-25,848,100.72-14,100,835.11

Finding the Fourth Proportional to 18,712,192.99, 25,848,100.72 and 14,100,835.11

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Solution

The fourth proportional to 18,712,192.99, 25,848,100.72 and 14,100,835.11 is: 19,478,198.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,712,192.99 : 25,848,100.72 = 14,100,835.11 : x
  2. Step 2: Convert to fraction form
    18,712,192.99/25,848,100.72 = 14,100,835.11/x
  3. Step 3: Cross multiply
    18,712,192.99x = 25,848,100.72 × 14,100,835.11
  4. Step 4: Simplify right side
    18,712,192.99x = 364,479,805,994,899.69
  5. Step 5: Solve for x
    x = 364,479,805,994,899.69/18,712,192.99
  6. Step 6: Final answer
    x = 19,478,198.32

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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.