Finding the Fourth Proportional to 6,202,030.12, 8,557,541.10 and 3,623,212.66
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Solution
The fourth proportional to 6,202,030.12, 8,557,541.10 and 3,623,212.66 is: 4,999,297.11
Step by Step Solution
- Step 1: Write the proportion equation
6,202,030.12 : 8,557,541.10 = 3,623,212.66 : x - Step 2: Convert to fraction form
6,202,030.12/8,557,541.10 = 3,623,212.66/x - Step 3: Cross multiply
6,202,030.12x = 8,557,541.10 × 3,623,212.66 - Step 4: Simplify right side
6,202,030.12x = 31,005,791,251,990.32 - Step 5: Solve for x
x = 31,005,791,251,990.32/6,202,030.12 - Step 6: Final answer
x = 4,999,297.11
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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.