Finding the Fourth Proportional to 6,020,374.05, 8,308,121.81 and 3,442,108.82
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Solution
The fourth proportional to 6,020,374.05, 8,308,121.81 and 3,442,108.82 is: 4,750,113.38
Step by Step Solution
- Step 1: Write the proportion equation
6,020,374.05 : 8,308,121.81 = 3,442,108.82 : x - Step 2: Convert to fraction form
6,020,374.05/8,308,121.81 = 3,442,108.82/x - Step 3: Cross multiply
6,020,374.05x = 8,308,121.81 × 3,442,108.82 - Step 4: Simplify right side
6,020,374.05x = 28,597,459,301,084.21 - Step 5: Solve for x
x = 28,597,459,301,084.21/6,020,374.05 - Step 6: Final answer
x = 4,750,113.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.