Home / 39,279,484.28-58,915,591.07-18,525,163.56

Finding the Fourth Proportional to 39,279,484.28, 58,915,591.07 and 18,525,163.56

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Solution

The fourth proportional to 39,279,484.28, 58,915,591.07 and 18,525,163.56 is: 27,786,030.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,279,484.28 : 58,915,591.07 = 18,525,163.56 : x
  2. Step 2: Convert to fraction form
    39,279,484.28/58,915,591.07 = 18,525,163.56/x
  3. Step 3: Cross multiply
    39,279,484.28x = 58,915,591.07 × 18,525,163.56
  4. Step 4: Simplify right side
    39,279,484.28x = 1,091,420,960,713,199.50
  5. Step 5: Solve for x
    x = 1,091,420,960,713,199.50/39,279,484.28
  6. Step 6: Final answer
    x = 27,786,030.82

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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.