Finding the Fourth Proportional to 7,484,613.08, 10,328,705.88 and 4,345,168.05
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Solution
The fourth proportional to 7,484,613.08, 10,328,705.88 and 4,345,168.05 is: 5,996,296.98
Step by Step Solution
- Step 1: Write the proportion equation
7,484,613.08 : 10,328,705.88 = 4,345,168.05 : x - Step 2: Convert to fraction form
7,484,613.08/10,328,705.88 = 4,345,168.05/x - Step 3: Cross multiply
7,484,613.08x = 10,328,705.88 × 4,345,168.05 - Step 4: Simplify right side
7,484,613.08x = 44,879,962,787,623.13 - Step 5: Solve for x
x = 44,879,962,787,623.13/7,484,613.08 - Step 6: Final answer
x = 5,996,296.98
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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.