Home / 6,111,703.08-8,434,652.76-3,940,765.56

Finding the Fourth Proportional to 6,111,703.08, 8,434,652.76 and 3,940,765.56

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Solution

The fourth proportional to 6,111,703.08, 8,434,652.76 and 3,940,765.56 is: 5,438,580.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,111,703.08 : 8,434,652.76 = 3,940,765.56 : x
  2. Step 2: Convert to fraction form
    6,111,703.08/8,434,652.76 = 3,940,765.56/x
  3. Step 3: Cross multiply
    6,111,703.08x = 8,434,652.76 × 3,940,765.56
  4. Step 4: Simplify right side
    6,111,703.08x = 33,238,989,107,166.95
  5. Step 5: Solve for x
    x = 33,238,989,107,166.95/6,111,703.08
  6. Step 6: Final answer
    x = 5,438,580.49

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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.