Finding the Fourth Proportional to 10,730,369.09, 16,095,557.99 and 2,643,502.03
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Solution
The fourth proportional to 10,730,369.09, 16,095,557.99 and 2,643,502.03 is: 3,965,254.11
Step by Step Solution
- Step 1: Write the proportion equation
10,730,369.09 : 16,095,557.99 = 2,643,502.03 : x - Step 2: Convert to fraction form
10,730,369.09/16,095,557.99 = 2,643,502.03/x - Step 3: Cross multiply
10,730,369.09x = 16,095,557.99 × 2,643,502.03 - Step 4: Simplify right side
10,730,369.09x = 42,548,640,186,917.58 - Step 5: Solve for x
x = 42,548,640,186,917.58/10,730,369.09 - Step 6: Final answer
x = 3,965,254.11
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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.