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Finding the Fourth Proportional to 6,444,834.94, 8,894,100.54 and 3,544,450.12

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Solution

The fourth proportional to 6,444,834.94, 8,894,100.54 and 3,544,450.12 is: 4,891,466.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,444,834.94 : 8,894,100.54 = 3,544,450.12 : x
  2. Step 2: Convert to fraction form
    6,444,834.94/8,894,100.54 = 3,544,450.12/x
  3. Step 3: Cross multiply
    6,444,834.94x = 8,894,100.54 × 3,544,450.12
  4. Step 4: Simplify right side
    6,444,834.94x = 31,524,695,726,295.06
  5. Step 5: Solve for x
    x = 31,524,695,726,295.06/6,444,834.94
  6. Step 6: Final answer
    x = 4,891,466.74

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1.5x scale

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.