Finding the Fourth Proportional to 63,670,708.12, 95,517,937.60 and 20,535,413.62
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Solution
The fourth proportional to 63,670,708.12, 95,517,937.60 and 20,535,413.62 is: 30,806,950.55
Step by Step Solution
- Step 1: Write the proportion equation
63,670,708.12 : 95,517,937.60 = 20,535,413.62 : x - Step 2: Convert to fraction form
63,670,708.12/95,517,937.60 = 20,535,413.62/x - Step 3: Cross multiply
63,670,708.12x = 95,517,937.60 × 20,535,413.62 - Step 4: Simplify right side
63,670,708.12x = 1,961,500,356,745,350 - Step 5: Solve for x
x = 1,961,500,356,745,350/63,670,708.12 - Step 6: Final answer
x = 30,806,950.55
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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.