Home / 65,726,021.05-98,597,999.22-27,378,567.16

Finding the Fourth Proportional to 65,726,021.05, 98,597,999.22 and 27,378,567.16

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Solution

The fourth proportional to 65,726,021.05, 98,597,999.22 and 27,378,567.16 is: 41,071,586.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,726,021.05 : 98,597,999.22 = 27,378,567.16 : x
  2. Step 2: Convert to fraction form
    65,726,021.05/98,597,999.22 = 27,378,567.16/x
  3. Step 3: Cross multiply
    65,726,021.05x = 98,597,999.22 × 27,378,567.16
  4. Step 4: Simplify right side
    65,726,021.05x = 2,699,471,942,856,515
  5. Step 5: Solve for x
    x = 2,699,471,942,856,515/65,726,021.05
  6. Step 6: Final answer
    x = 41,071,586.26

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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.