Home / 6,367,742.12-8,792,945.34-6,161,841.74

Finding the Fourth Proportional to 6,367,742.12, 8,792,945.34 and 6,161,841.74

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Solution

The fourth proportional to 6,367,742.12, 8,792,945.34 and 6,161,841.74 is: 8,508,626.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,367,742.12 : 8,792,945.34 = 6,161,841.74 : x
  2. Step 2: Convert to fraction form
    6,367,742.12/8,792,945.34 = 6,161,841.74/x
  3. Step 3: Cross multiply
    6,367,742.12x = 8,792,945.34 × 6,161,841.74
  4. Step 4: Simplify right side
    6,367,742.12x = 54,180,737,613,550.49
  5. Step 5: Solve for x
    x = 54,180,737,613,550.49/6,367,742.12
  6. Step 6: Final answer
    x = 8,508,626.23

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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.