Finding the Fourth Proportional to 11,685,098.09, 16,125,442.19 and 6,528,459.63
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Solution
The fourth proportional to 11,685,098.09, 16,125,442.19 and 6,528,459.63 is: 9,009,278.11
Step by Step Solution
- Step 1: Write the proportion equation
11,685,098.09 : 16,125,442.19 = 6,528,459.63 : x - Step 2: Convert to fraction form
11,685,098.09/16,125,442.19 = 6,528,459.63/x - Step 3: Cross multiply
11,685,098.09x = 16,125,442.19 × 6,528,459.63 - Step 4: Simplify right side
11,685,098.09x = 105,274,298,369,634.94 - Step 5: Solve for x
x = 105,274,298,369,634.94/11,685,098.09 - Step 6: Final answer
x = 9,009,278.11
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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.