Home / 76,004,707.30-114,007,072.78-18,496,978.24

Finding the Fourth Proportional to 76,004,707.30, 114,007,072.78 and 18,496,978.24

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Solution

The fourth proportional to 76,004,707.30, 114,007,072.78 and 18,496,978.24 is: 27,745,470.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,004,707.30 : 114,007,072.78 = 18,496,978.24 : x
  2. Step 2: Convert to fraction form
    76,004,707.30/114,007,072.78 = 18,496,978.24/x
  3. Step 3: Cross multiply
    76,004,707.30x = 114,007,072.78 × 18,496,978.24
  4. Step 4: Simplify right side
    76,004,707.30x = 2,108,786,344,417,756.25
  5. Step 5: Solve for x
    x = 2,108,786,344,417,756.25/76,004,707.30
  6. Step 6: Final answer
    x = 27,745,470.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.