Home / 12,505,122.60-18,747,884.62-4,937,752.68

Finding the Fourth Proportional to 12,505,122.60, 18,747,884.62 and 4,937,752.68

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Solution

The fourth proportional to 12,505,122.60, 18,747,884.62 and 4,937,752.68 is: 7,402,759.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,505,122.60 : 18,747,884.62 = 4,937,752.68 : x
  2. Step 2: Convert to fraction form
    12,505,122.60/18,747,884.62 = 4,937,752.68/x
  3. Step 3: Cross multiply
    12,505,122.60x = 18,747,884.62 × 4,937,752.68
  4. Step 4: Simplify right side
    12,505,122.60x = 92,572,417,526,735.78
  5. Step 5: Solve for x
    x = 92,572,417,526,735.78/12,505,122.60
  6. Step 6: Final answer
    x = 7,402,759.69

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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.