Finding the Fourth Proportional to 7,910,696, 11,859,006.72 and 2,860,883.84
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Solution
The fourth proportional to 7,910,696, 11,859,006.72 and 2,860,883.84 is: 4,288,780.74
Step by Step Solution
- Step 1: Write the proportion equation
7,910,696 : 11,859,006.72 = 2,860,883.84 : x - Step 2: Convert to fraction form
7,910,696/11,859,006.72 = 2,860,883.84/x - Step 3: Cross multiply
7,910,696x = 11,859,006.72 × 2,860,883.84 - Step 4: Simplify right side
7,910,696x = 33,927,240,683,699.41 - Step 5: Solve for x
x = 33,927,240,683,699.41/7,910,696 - Step 6: Final answer
x = 4,288,780.74
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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.