Home / 51,603,723.92-71,213,118.40-28,398,850.86

Finding the Fourth Proportional to 51,603,723.92, 71,213,118.40 and 28,398,850.86

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Solution

The fourth proportional to 51,603,723.92, 71,213,118.40 and 28,398,850.86 is: 39,190,402.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,603,723.92 : 71,213,118.40 = 28,398,850.86 : x
  2. Step 2: Convert to fraction form
    51,603,723.92/71,213,118.40 = 28,398,850.86/x
  3. Step 3: Cross multiply
    51,603,723.92x = 71,213,118.40 × 28,398,850.86
  4. Step 4: Simplify right side
    51,603,723.92x = 2,022,370,728,717,122
  5. Step 5: Solve for x
    x = 2,022,370,728,717,122/51,603,723.92
  6. Step 6: Final answer
    x = 39,190,402.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.