Finding the Fourth Proportional to 8,990,996.46, 13,487,346.92 and 2,514,071.79
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Solution
The fourth proportional to 8,990,996.46, 13,487,346.92 and 2,514,071.79 is: 3,771,345.99
Step by Step Solution
- Step 1: Write the proportion equation
8,990,996.46 : 13,487,346.92 = 2,514,071.79 : x - Step 2: Convert to fraction form
8,990,996.46/13,487,346.92 = 2,514,071.79/x - Step 3: Cross multiply
8,990,996.46x = 13,487,346.92 × 2,514,071.79 - Step 4: Simplify right side
8,990,996.46x = 33,908,158,400,945.03 - Step 5: Solve for x
x = 33,908,158,400,945.03/8,990,996.46 - Step 6: Final answer
x = 3,771,345.99
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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.