Home / 76,702,532.68-105,848,796.34-41,895,213.89

Finding the Fourth Proportional to 76,702,532.68, 105,848,796.34 and 41,895,213.89

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Solution

The fourth proportional to 76,702,532.68, 105,848,796.34 and 41,895,213.89 is: 57,815,013.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,702,532.68 : 105,848,796.34 = 41,895,213.89 : x
  2. Step 2: Convert to fraction form
    76,702,532.68/105,848,796.34 = 41,895,213.89/x
  3. Step 3: Cross multiply
    76,702,532.68x = 105,848,796.34 × 41,895,213.89
  4. Step 4: Simplify right side
    76,702,532.68x = 4,434,557,962,663,349.50
  5. Step 5: Solve for x
    x = 4,434,557,962,663,349.50/76,702,532.68
  6. Step 6: Final answer
    x = 57,815,013.50

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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.