Finding the Fourth Proportional to 7,816,279.68, 11,723,014.08 and 2,767,616.64
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Solution
The fourth proportional to 7,816,279.68, 11,723,014.08 and 2,767,616.64 is: 4,150,927.32
Step by Step Solution
- Step 1: Write the proportion equation
7,816,279.68 : 11,723,014.08 = 2,767,616.64 : x - Step 2: Convert to fraction form
7,816,279.68/11,723,014.08 = 2,767,616.64/x - Step 3: Cross multiply
7,816,279.68x = 11,723,014.08 × 2,767,616.64 - Step 4: Simplify right side
7,816,279.68x = 32,444,808,838,762.29 - Step 5: Solve for x
x = 32,444,808,838,762.29/7,816,279.68 - Step 6: Final answer
x = 4,150,927.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.