Home / 9,759,086.34-13,467,374.70-5,408,163.78

Finding the Fourth Proportional to 9,759,086.34, 13,467,374.70 and 5,408,163.78

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Solution

The fourth proportional to 9,759,086.34, 13,467,374.70 and 5,408,163.78 is: 7,463,174.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,759,086.34 : 13,467,374.70 = 5,408,163.78 : x
  2. Step 2: Convert to fraction form
    9,759,086.34/13,467,374.70 = 5,408,163.78/x
  3. Step 3: Cross multiply
    9,759,086.34x = 13,467,374.70 × 5,408,163.78
  4. Step 4: Simplify right side
    9,759,086.34x = 72,833,768,064,228.36
  5. Step 5: Solve for x
    x = 72,833,768,064,228.36/9,759,086.34
  6. Step 6: Final answer
    x = 7,463,174.88

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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.