Finding the Fourth Proportional to 7,584,483.84, 11,371,413.84 and 2,791,551.84
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Solution
The fourth proportional to 7,584,483.84, 11,371,413.84 and 2,791,551.84 is: 4,185,372.65
Step by Step Solution
- Step 1: Write the proportion equation
7,584,483.84 : 11,371,413.84 = 2,791,551.84 : x - Step 2: Convert to fraction form
7,584,483.84/11,371,413.84 = 2,791,551.84/x - Step 3: Cross multiply
7,584,483.84x = 11,371,413.84 × 2,791,551.84 - Step 4: Simplify right side
7,584,483.84x = 31,743,891,228,453.46 - Step 5: Solve for x
x = 31,743,891,228,453.46/7,584,483.84 - Step 6: Final answer
x = 4,185,372.65
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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.