Home / 8,076,842.15-11,160,557.26-6,139,739.70

Finding the Fourth Proportional to 8,076,842.15, 11,160,557.26 and 6,139,739.70

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Solution

The fourth proportional to 8,076,842.15, 11,160,557.26 and 6,139,739.70 is: 8,483,874.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,076,842.15 : 11,160,557.26 = 6,139,739.70 : x
  2. Step 2: Convert to fraction form
    8,076,842.15/11,160,557.26 = 6,139,739.70/x
  3. Step 3: Cross multiply
    8,076,842.15x = 11,160,557.26 × 6,139,739.70
  4. Step 4: Simplify right side
    8,076,842.15x = 68,522,916,467,995.88
  5. Step 5: Solve for x
    x = 68,522,916,467,995.88/8,076,842.15
  6. Step 6: Final answer
    x = 8,483,874.67

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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.