Finding the Fourth Proportional to 93,359,691.69, 128,847,672.03 and 53,135,467.49
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Solution
The fourth proportional to 93,359,691.69, 128,847,672.03 and 53,135,467.49 is: 73,333,375.09
Step by Step Solution
- Step 1: Write the proportion equation
93,359,691.69 : 128,847,672.03 = 53,135,467.49 : x - Step 2: Convert to fraction form
93,359,691.69/128,847,672.03 = 53,135,467.49/x - Step 3: Cross multiply
93,359,691.69x = 128,847,672.03 × 53,135,467.49 - Step 4: Simplify right side
93,359,691.69x = 6,846,381,288,634,367 - Step 5: Solve for x
x = 6,846,381,288,634,367/93,359,691.69 - Step 6: Final answer
x = 73,333,375.09
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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.