Home / 6,129,745.47-8,458,736.07-3,376,373.61

Finding the Fourth Proportional to 6,129,745.47, 8,458,736.07 and 3,376,373.61

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Solution

The fourth proportional to 6,129,745.47, 8,458,736.07 and 3,376,373.61 is: 4,659,223.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,129,745.47 : 8,458,736.07 = 3,376,373.61 : x
  2. Step 2: Convert to fraction form
    6,129,745.47/8,458,736.07 = 3,376,373.61/x
  3. Step 3: Cross multiply
    6,129,745.47x = 8,458,736.07 × 3,376,373.61
  4. Step 4: Simplify right side
    6,129,745.47x = 28,559,853,240,703.11
  5. Step 5: Solve for x
    x = 28,559,853,240,703.11/6,129,745.47
  6. Step 6: Final answer
    x = 4,659,223.35

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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.