Home / 76,391,150.07-105,419,799.36-41,584,101.06

Finding the Fourth Proportional to 76,391,150.07, 105,419,799.36 and 41,584,101.06

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Solution

The fourth proportional to 76,391,150.07, 105,419,799.36 and 41,584,101.06 is: 57,386,066.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,391,150.07 : 105,419,799.36 = 41,584,101.06 : x
  2. Step 2: Convert to fraction form
    76,391,150.07/105,419,799.36 = 41,584,101.06/x
  3. Step 3: Cross multiply
    76,391,150.07x = 105,419,799.36 × 41,584,101.06
  4. Step 4: Simplify right side
    76,391,150.07x = 4,383,787,590,311,163.50
  5. Step 5: Solve for x
    x = 4,383,787,590,311,163.50/76,391,150.07
  6. Step 6: Final answer
    x = 57,386,066.14

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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.