Finding the Fourth Proportional to 10,645,072.11, 14,690,187.63 and 5,750,293.05
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Solution
The fourth proportional to 10,645,072.11, 14,690,187.63 and 5,750,293.05 is: 7,935,397.99
Step by Step Solution
- Step 1: Write the proportion equation
10,645,072.11 : 14,690,187.63 = 5,750,293.05 : x - Step 2: Convert to fraction form
10,645,072.11/14,690,187.63 = 5,750,293.05/x - Step 3: Cross multiply
10,645,072.11x = 14,690,187.63 × 5,750,293.05 - Step 4: Simplify right side
10,645,072.11x = 84,472,883,831,984.97 - Step 5: Solve for x
x = 84,472,883,831,984.97/10,645,072.11 - Step 6: Final answer
x = 7,935,397.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.