Finding the Fourth Proportional to 6,343,030.42, 8,753,413.14 and 3,442,424.62
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Solution
The fourth proportional to 6,343,030.42, 8,753,413.14 and 3,442,424.62 is: 4,750,562.89
Step by Step Solution
- Step 1: Write the proportion equation
6,343,030.42 : 8,753,413.14 = 3,442,424.62 : x - Step 2: Convert to fraction form
6,343,030.42/8,753,413.14 = 3,442,424.62/x - Step 3: Cross multiply
6,343,030.42x = 8,753,413.14 × 3,442,424.62 - Step 4: Simplify right side
6,343,030.42x = 30,132,964,887,014.46 - Step 5: Solve for x
x = 30,132,964,887,014.46/6,343,030.42 - Step 6: Final answer
x = 4,750,562.89
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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.