Finding the Fourth Proportional to 7,488,706.08, 10,334,402.64 and 4,050,936.48
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Solution
The fourth proportional to 7,488,706.08, 10,334,402.64 and 4,050,936.48 is: 5,590,285.99
Step by Step Solution
- Step 1: Write the proportion equation
7,488,706.08 : 10,334,402.64 = 4,050,936.48 : x - Step 2: Convert to fraction form
7,488,706.08/10,334,402.64 = 4,050,936.48/x - Step 3: Cross multiply
7,488,706.08x = 10,334,402.64 × 4,050,936.48 - Step 4: Simplify right side
7,488,706.08x = 41,864,008,653,384.31 - Step 5: Solve for x
x = 41,864,008,653,384.31/7,488,706.08 - Step 6: Final answer
x = 5,590,285.99
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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.