Finding the Fourth Proportional to 7,554,762.08, 10,425,268.32 and 4,116,929.84
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Solution
The fourth proportional to 7,554,762.08, 10,425,268.32 and 4,116,929.84 is: 5,681,197.87
Step by Step Solution
- Step 1: Write the proportion equation
7,554,762.08 : 10,425,268.32 = 4,116,929.84 : x - Step 2: Convert to fraction form
7,554,762.08/10,425,268.32 = 4,116,929.84/x - Step 3: Cross multiply
7,554,762.08x = 10,425,268.32 × 4,116,929.84 - Step 4: Simplify right side
7,554,762.08x = 42,920,098,236,614.67 - Step 5: Solve for x
x = 42,920,098,236,614.67/7,554,762.08 - Step 6: Final answer
x = 5,681,197.87
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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.