Finding the Fourth Proportional to 7,137,310.58, 9,849,496.23 and 3,874,124.79
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Solution
The fourth proportional to 7,137,310.58, 9,849,496.23 and 3,874,124.79 is: 5,346,296.35
Step by Step Solution
- Step 1: Write the proportion equation
7,137,310.58 : 9,849,496.23 = 3,874,124.79 : x - Step 2: Convert to fraction form
7,137,310.58/9,849,496.23 = 3,874,124.79/x - Step 3: Cross multiply
7,137,310.58x = 9,849,496.23 × 3,874,124.79 - Step 4: Simplify right side
7,137,310.58x = 38,158,177,513,654.55 - Step 5: Solve for x
x = 38,158,177,513,654.55/7,137,310.58 - Step 6: Final answer
x = 5,346,296.35
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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.