Home / 12,505,135.36-18,747,904.20-4,937,765.44

Finding the Fourth Proportional to 12,505,135.36, 18,747,904.20 and 4,937,765.44

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Solution

The fourth proportional to 12,505,135.36, 18,747,904.20 and 4,937,765.44 is: 7,402,779.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,505,135.36 : 18,747,904.20 = 4,937,765.44 : x
  2. Step 2: Convert to fraction form
    12,505,135.36/18,747,904.20 = 4,937,765.44/x
  3. Step 3: Cross multiply
    12,505,135.36x = 18,747,904.20 × 4,937,765.44
  4. Step 4: Simplify right side
    12,505,135.36x = 92,572,753,431,190.86
  5. Step 5: Solve for x
    x = 92,572,753,431,190.86/12,505,135.36
  6. Step 6: Final answer
    x = 7,402,779.00

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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.