Home / 11,731,836.84-16,172,969.94-8,236,534.56

Finding the Fourth Proportional to 11,731,836.84, 16,172,969.94 and 8,236,534.56

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Solution

The fourth proportional to 11,731,836.84, 16,172,969.94 and 8,236,534.56 is: 11,354,507.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,731,836.84 : 16,172,969.94 = 8,236,534.56 : x
  2. Step 2: Convert to fraction form
    11,731,836.84/16,172,969.94 = 8,236,534.56/x
  3. Step 3: Cross multiply
    11,731,836.84x = 16,172,969.94 × 8,236,534.56
  4. Step 4: Simplify right side
    11,731,836.84x = 133,209,225,848,651.11
  5. Step 5: Solve for x
    x = 133,209,225,848,651.11/11,731,836.84
  6. Step 6: Final answer
    x = 11,354,507.20

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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.