Home / 57,489,332.58-86,247,591.21-18,627,720.39

Finding the Fourth Proportional to 57,489,332.58, 86,247,591.21 and 18,627,720.39

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Solution

The fourth proportional to 57,489,332.58, 86,247,591.21 and 18,627,720.39 is: 27,945,984.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,489,332.58 : 86,247,591.21 = 18,627,720.39 : x
  2. Step 2: Convert to fraction form
    57,489,332.58/86,247,591.21 = 18,627,720.39/x
  3. Step 3: Cross multiply
    57,489,332.58x = 86,247,591.21 × 18,627,720.39
  4. Step 4: Simplify right side
    57,489,332.58x = 1,606,596,013,370,901.75
  5. Step 5: Solve for x
    x = 1,606,596,013,370,901.75/57,489,332.58
  6. Step 6: Final answer
    x = 27,945,984.78

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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.