Home / 39,269,453.28-58,904,018.46-11,975,665.74

Finding the Fourth Proportional to 39,269,453.28, 58,904,018.46 and 11,975,665.74

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Solution

The fourth proportional to 39,269,453.28, 58,904,018.46 and 11,975,665.74 is: 17,963,449.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,269,453.28 : 58,904,018.46 = 11,975,665.74 : x
  2. Step 2: Convert to fraction form
    39,269,453.28/58,904,018.46 = 11,975,665.74/x
  3. Step 3: Cross multiply
    39,269,453.28x = 58,904,018.46 × 11,975,665.74
  4. Step 4: Simplify right side
    39,269,453.28x = 705,414,835,819,749.62
  5. Step 5: Solve for x
    x = 705,414,835,819,749.62/39,269,453.28
  6. Step 6: Final answer
    x = 17,963,449.37

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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.