Home / 6,602,852.08-9,112,028.34-3,988,992.61

Finding the Fourth Proportional to 6,602,852.08, 9,112,028.34 and 3,988,992.61

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Solution

The fourth proportional to 6,602,852.08, 9,112,028.34 and 3,988,992.61 is: 5,504,865.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,602,852.08 : 9,112,028.34 = 3,988,992.61 : x
  2. Step 2: Convert to fraction form
    6,602,852.08/9,112,028.34 = 3,988,992.61/x
  3. Step 3: Cross multiply
    6,602,852.08x = 9,112,028.34 × 3,988,992.61
  4. Step 4: Simplify right side
    6,602,852.08x = 36,347,813,710,370.56
  5. Step 5: Solve for x
    x = 36,347,813,710,370.56/6,602,852.08
  6. Step 6: Final answer
    x = 5,504,865.67

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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.