Finding the Fourth Proportional to 8,312,452.99, 11,473,097.63 and 4,875,801.19
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Solution
The fourth proportional to 8,312,452.99, 11,473,097.63 and 4,875,801.19 is: 6,729,727.45
Step by Step Solution
- Step 1: Write the proportion equation
8,312,452.99 : 11,473,097.63 = 4,875,801.19 : x - Step 2: Convert to fraction form
8,312,452.99/11,473,097.63 = 4,875,801.19/x - Step 3: Cross multiply
8,312,452.99x = 11,473,097.63 × 4,875,801.19 - Step 4: Simplify right side
8,312,452.99x = 55,940,543,024,278.43 - Step 5: Solve for x
x = 55,940,543,024,278.43/8,312,452.99 - Step 6: Final answer
x = 6,729,727.45
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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.