Home / 20,809,034.34-31,179,472.58-11,083,325.10

Finding the Fourth Proportional to 20,809,034.34, 31,179,472.58 and 11,083,325.10

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Solution

The fourth proportional to 20,809,034.34, 31,179,472.58 and 11,083,325.10 is: 16,606,836.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,809,034.34 : 31,179,472.58 = 11,083,325.10 : x
  2. Step 2: Convert to fraction form
    20,809,034.34/31,179,472.58 = 11,083,325.10/x
  3. Step 3: Cross multiply
    20,809,034.34x = 31,179,472.58 × 11,083,325.10
  4. Step 4: Simplify right side
    20,809,034.34x = 345,572,231,050,675.75
  5. Step 5: Solve for x
    x = 345,572,231,050,675.75/20,809,034.34
  6. Step 6: Final answer
    x = 16,606,836.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.