Finding the Fourth Proportional to 7,187,536.44, 10,748,557.96 and 5,367,179.70
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Solution
The fourth proportional to 7,187,536.44, 10,748,557.96 and 5,367,179.70 is: 8,026,316.47
Step by Step Solution
- Step 1: Write the proportion equation
7,187,536.44 : 10,748,557.96 = 5,367,179.70 : x - Step 2: Convert to fraction form
7,187,536.44/10,748,557.96 = 5,367,179.70/x - Step 3: Cross multiply
7,187,536.44x = 10,748,557.96 × 5,367,179.70 - Step 4: Simplify right side
7,187,536.44x = 57,689,442,087,185.42 - Step 5: Solve for x
x = 57,689,442,087,185.42/7,187,536.44 - Step 6: Final answer
x = 8,026,316.47
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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.