Home / 6,139,932.86-8,470,493.43-4,505,500.28

Finding the Fourth Proportional to 6,139,932.86, 8,470,493.43 and 4,505,500.28

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Solution

The fourth proportional to 6,139,932.86, 8,470,493.43 and 4,505,500.28 is: 6,215,672.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,139,932.86 : 8,470,493.43 = 4,505,500.28 : x
  2. Step 2: Convert to fraction form
    6,139,932.86/8,470,493.43 = 4,505,500.28/x
  3. Step 3: Cross multiply
    6,139,932.86x = 8,470,493.43 × 4,505,500.28
  4. Step 4: Simplify right side
    6,139,932.86x = 38,163,810,478,250.70
  5. Step 5: Solve for x
    x = 38,163,810,478,250.70/6,139,932.86
  6. Step 6: Final answer
    x = 6,215,672.28

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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.