Home / 11,543,872.82-15,923,603.50-7,623,665.06

Finding the Fourth Proportional to 11,543,872.82, 15,923,603.50 and 7,623,665.06

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Solution

The fourth proportional to 11,543,872.82, 15,923,603.50 and 7,623,665.06 is: 10,516,073.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,543,872.82 : 15,923,603.50 = 7,623,665.06 : x
  2. Step 2: Convert to fraction form
    11,543,872.82/15,923,603.50 = 7,623,665.06/x
  3. Step 3: Cross multiply
    11,543,872.82x = 15,923,603.50 × 7,623,665.06
  4. Step 4: Simplify right side
    11,543,872.82x = 121,396,219,533,566.53
  5. Step 5: Solve for x
    x = 121,396,219,533,566.53/11,543,872.82
  6. Step 6: Final answer
    x = 10,516,073.89

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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.