Finding the Fourth Proportional to 30,266,209.44, 41,768,377.20 and 16,515,928.08
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Solution
The fourth proportional to 30,266,209.44, 41,768,377.20 and 16,515,928.08 is: 22,792,530.90
Step by Step Solution
- Step 1: Write the proportion equation
30,266,209.44 : 41,768,377.20 = 16,515,928.08 : x - Step 2: Convert to fraction form
30,266,209.44/41,768,377.20 = 16,515,928.08/x - Step 3: Cross multiply
30,266,209.44x = 41,768,377.20 × 16,515,928.08 - Step 4: Simplify right side
30,266,209.44x = 689,843,513,853,511.88 - Step 5: Solve for x
x = 689,843,513,853,511.88/30,266,209.44 - Step 6: Final answer
x = 22,792,530.90
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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.