Home / 39,085,414.80-58,642,337.70-13,529,007.60

Finding the Fourth Proportional to 39,085,414.80, 58,642,337.70 and 13,529,007.60

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Solution

The fourth proportional to 39,085,414.80, 58,642,337.70 and 13,529,007.60 is: 20,298,431.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,085,414.80 : 58,642,337.70 = 13,529,007.60 : x
  2. Step 2: Convert to fraction form
    39,085,414.80/58,642,337.70 = 13,529,007.60/x
  3. Step 3: Cross multiply
    39,085,414.80x = 58,642,337.70 × 13,529,007.60
  4. Step 4: Simplify right side
    39,085,414.80x = 793,372,632,425,066.50
  5. Step 5: Solve for x
    x = 793,372,632,425,066.50/39,085,414.80
  6. Step 6: Final answer
    x = 20,298,431.95

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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.