Finding the Fourth Proportional to 7,129,737.15, 10,693,109.18 and 2,010,969.98
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Solution
The fourth proportional to 7,129,737.15, 10,693,109.18 and 2,010,969.98 is: 3,016,032.87
Step by Step Solution
- Step 1: Write the proportion equation
7,129,737.15 : 10,693,109.18 = 2,010,969.98 : x - Step 2: Convert to fraction form
7,129,737.15/10,693,109.18 = 2,010,969.98/x - Step 3: Cross multiply
7,129,737.15x = 10,693,109.18 × 2,010,969.98 - Step 4: Simplify right side
7,129,737.15x = 21,503,521,605,652.19 - Step 5: Solve for x
x = 21,503,521,605,652.19/7,129,737.15 - Step 6: Final answer
x = 3,016,032.87
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.