Home / 31,539,845.94-47,317,759.54-9,681,333.38

Finding the Fourth Proportional to 31,539,845.94, 47,317,759.54 and 9,681,333.38

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Solution

The fourth proportional to 31,539,845.94, 47,317,759.54 and 9,681,333.38 is: 14,524,452.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,539,845.94 : 47,317,759.54 = 9,681,333.38 : x
  2. Step 2: Convert to fraction form
    31,539,845.94/47,317,759.54 = 9,681,333.38/x
  3. Step 3: Cross multiply
    31,539,845.94x = 47,317,759.54 × 9,681,333.38
  4. Step 4: Simplify right side
    31,539,845.94x = 458,099,004,901,415.50
  5. Step 5: Solve for x
    x = 458,099,004,901,415.50/31,539,845.94
  6. Step 6: Final answer
    x = 14,524,452.84

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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.