Finding the Fourth Proportional to 7,986,368.58, 11,021,192.01 and 4,364,696.58
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Solution
The fourth proportional to 7,986,368.58, 11,021,192.01 and 4,364,696.58 is: 6,023,283.12
Step by Step Solution
- Step 1: Write the proportion equation
7,986,368.58 : 11,021,192.01 = 4,364,696.58 : x - Step 2: Convert to fraction form
7,986,368.58/11,021,192.01 = 4,364,696.58/x - Step 3: Cross multiply
7,986,368.58x = 11,021,192.01 × 4,364,696.58 - Step 4: Simplify right side
7,986,368.58x = 48,104,159,073,570.33 - Step 5: Solve for x
x = 48,104,159,073,570.33/7,986,368.58 - Step 6: Final answer
x = 6,023,283.12
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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.