Home / 8,142,460.08-11,236,604.88-4,471,613.28

Finding the Fourth Proportional to 8,142,460.08, 11,236,604.88 and 4,471,613.28

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Solution

The fourth proportional to 8,142,460.08, 11,236,604.88 and 4,471,613.28 is: 6,170,831.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,142,460.08 : 11,236,604.88 = 4,471,613.28 : x
  2. Step 2: Convert to fraction form
    8,142,460.08/11,236,604.88 = 4,471,613.28/x
  3. Step 3: Cross multiply
    8,142,460.08x = 11,236,604.88 × 4,471,613.28
  4. Step 4: Simplify right side
    8,142,460.08x = 50,245,751,603,520.81
  5. Step 5: Solve for x
    x = 50,245,751,603,520.81/8,142,460.08
  6. Step 6: Final answer
    x = 6,170,831.80

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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.