Finding the Fourth Proportional to 8,677,269.68, 11,975,208.54 and 4,809,953.84
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Solution
The fourth proportional to 8,677,269.68, 11,975,208.54 and 4,809,953.84 is: 6,638,055.80
Step by Step Solution
- Step 1: Write the proportion equation
8,677,269.68 : 11,975,208.54 = 4,809,953.84 : x - Step 2: Convert to fraction form
8,677,269.68/11,975,208.54 = 4,809,953.84/x - Step 3: Cross multiply
8,677,269.68x = 11,975,208.54 × 4,809,953.84 - Step 4: Simplify right side
8,677,269.68x = 57,600,200,301,773.79 - Step 5: Solve for x
x = 57,600,200,301,773.79/8,677,269.68 - Step 6: Final answer
x = 6,638,055.80
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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.