Home / 11,376,429.70-17,064,644.55-8,353,120.90

Finding the Fourth Proportional to 11,376,429.70, 17,064,644.55 and 8,353,120.90

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Solution

The fourth proportional to 11,376,429.70, 17,064,644.55 and 8,353,120.90 is: 12,529,681.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,376,429.70 : 17,064,644.55 = 8,353,120.90 : x
  2. Step 2: Convert to fraction form
    11,376,429.70/17,064,644.55 = 8,353,120.90/x
  3. Step 3: Cross multiply
    11,376,429.70x = 17,064,644.55 × 8,353,120.90
  4. Step 4: Simplify right side
    11,376,429.70x = 142,543,039,041,676.09
  5. Step 5: Solve for x
    x = 142,543,039,041,676.09/11,376,429.70
  6. Step 6: Final answer
    x = 12,529,681.35

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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.