Finding the Fourth Proportional to 7,813,710.05, 11,721,007.94 and 2,423,126.84
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Solution
The fourth proportional to 7,813,710.05, 11,721,007.94 and 2,423,126.84 is: 3,634,827.59
Step by Step Solution
- Step 1: Write the proportion equation
7,813,710.05 : 11,721,007.94 = 2,423,126.84 : x - Step 2: Convert to fraction form
7,813,710.05/11,721,007.94 = 2,423,126.84/x - Step 3: Cross multiply
7,813,710.05x = 11,721,007.94 × 2,423,126.84 - Step 4: Simplify right side
7,813,710.05x = 28,401,488,860,546.44 - Step 5: Solve for x
x = 28,401,488,860,546.44/7,813,710.05 - Step 6: Final answer
x = 3,634,827.59
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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.