Home / 76,125,483.43-105,052,902.24-41,318,173.78

Finding the Fourth Proportional to 76,125,483.43, 105,052,902.24 and 41,318,173.78

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Solution

The fourth proportional to 76,125,483.43, 105,052,902.24 and 41,318,173.78 is: 57,018,936.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,125,483.43 : 105,052,902.24 = 41,318,173.78 : x
  2. Step 2: Convert to fraction form
    76,125,483.43/105,052,902.24 = 41,318,173.78/x
  3. Step 3: Cross multiply
    76,125,483.43x = 105,052,902.24 × 41,318,173.78
  4. Step 4: Simplify right side
    76,125,483.43x = 4,340,594,070,845,671
  5. Step 5: Solve for x
    x = 4,340,594,070,845,671/76,125,483.43
  6. Step 6: Final answer
    x = 57,018,936.04

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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.