Finding the Fourth Proportional to 54,035,302.68, 74,562,995.61 and 30,512,413.71
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Solution
The fourth proportional to 54,035,302.68, 74,562,995.61 and 30,512,413.71 is: 42,103,899.80
Step by Step Solution
- Step 1: Write the proportion equation
54,035,302.68 : 74,562,995.61 = 30,512,413.71 : x - Step 2: Convert to fraction form
54,035,302.68/74,562,995.61 = 30,512,413.71/x - Step 3: Cross multiply
54,035,302.68x = 74,562,995.61 × 30,512,413.71 - Step 4: Simplify right side
54,035,302.68x = 2,275,096,969,509,234 - Step 5: Solve for x
x = 2,275,096,969,509,234/54,035,302.68 - Step 6: Final answer
x = 42,103,899.80
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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.