Finding the Fourth Proportional to 96,971,428.46, 133,823,413.68 and 52,921,259.57
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Solution
The fourth proportional to 96,971,428.46, 133,823,413.68 and 52,921,259.57 is: 73,032,889.42
Step by Step Solution
- Step 1: Write the proportion equation
96,971,428.46 : 133,823,413.68 = 52,921,259.57 : x - Step 2: Convert to fraction form
96,971,428.46/133,823,413.68 = 52,921,259.57/x - Step 3: Cross multiply
96,971,428.46x = 133,823,413.68 × 52,921,259.57 - Step 4: Simplify right side
96,971,428.46x = 7,082,103,611,902,769 - Step 5: Solve for x
x = 7,082,103,611,902,769/96,971,428.46 - Step 6: Final answer
x = 73,032,889.42
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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.