Finding the Fourth Proportional to 9,656,413.80, 14,484,620.70 and 4,347,997.80
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Solution
The fourth proportional to 9,656,413.80, 14,484,620.70 and 4,347,997.80 is: 6,521,996.70
Step by Step Solution
- Step 1: Write the proportion equation
9,656,413.80 : 14,484,620.70 = 4,347,997.80 : x - Step 2: Convert to fraction form
9,656,413.80/14,484,620.70 = 4,347,997.80/x - Step 3: Cross multiply
9,656,413.80x = 14,484,620.70 × 4,347,997.80 - Step 4: Simplify right side
9,656,413.80x = 62,979,098,937,434.45 - Step 5: Solve for x
x = 62,979,098,937,434.45/9,656,413.80 - Step 6: Final answer
x = 6,521,996.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.