Home / 8,042,454.72-11,103,932.16-6,178,550.67

Finding the Fourth Proportional to 8,042,454.72, 11,103,932.16 and 6,178,550.67

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Solution

The fourth proportional to 8,042,454.72, 11,103,932.16 and 6,178,550.67 is: 8,530,505.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042,454.72 : 11,103,932.16 = 6,178,550.67 : x
  2. Step 2: Convert to fraction form
    8,042,454.72/11,103,932.16 = 6,178,550.67/x
  3. Step 3: Cross multiply
    8,042,454.72x = 11,103,932.16 × 6,178,550.67
  4. Step 4: Simplify right side
    8,042,454.72x = 68,606,207,486,802.55
  5. Step 5: Solve for x
    x = 68,606,207,486,802.55/8,042,454.72
  6. Step 6: Final answer
    x = 8,530,505.91

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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.