Home / 10,471,672.36-15,705,758.94-2,899,403.56

Finding the Fourth Proportional to 10,471,672.36, 15,705,758.94 and 2,899,403.56

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Solution

The fourth proportional to 10,471,672.36, 15,705,758.94 and 2,899,403.56 is: 4,348,620.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,471,672.36 : 15,705,758.94 = 2,899,403.56 : x
  2. Step 2: Convert to fraction form
    10,471,672.36/15,705,758.94 = 2,899,403.56/x
  3. Step 3: Cross multiply
    10,471,672.36x = 15,705,758.94 × 2,899,403.56
  4. Step 4: Simplify right side
    10,471,672.36x = 45,537,333,383,137.83
  5. Step 5: Solve for x
    x = 45,537,333,383,137.83/10,471,672.36
  6. Step 6: Final answer
    x = 4,348,620.91

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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.