Home / 76,122,336.70-105,049,832.41-41,315,444.38

Finding the Fourth Proportional to 76,122,336.70, 105,049,832.41 and 41,315,444.38

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Solution

The fourth proportional to 76,122,336.70, 105,049,832.41 and 41,315,444.38 is: 57,015,860.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,122,336.70 : 105,049,832.41 = 41,315,444.38 : x
  2. Step 2: Convert to fraction form
    76,122,336.70/105,049,832.41 = 41,315,444.38/x
  3. Step 3: Cross multiply
    76,122,336.70x = 105,049,832.41 × 41,315,444.38
  4. Step 4: Simplify right side
    76,122,336.70x = 4,340,180,507,331,850
  5. Step 5: Solve for x
    x = 4,340,180,507,331,850/76,122,336.70
  6. Step 6: Final answer
    x = 57,015,860.20

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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.