Finding the Fourth Proportional to 7,737,130.08, 10,678,221.36 and 4,681,369.44
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Solution
The fourth proportional to 7,737,130.08, 10,678,221.36 and 4,681,369.44 is: 6,460,883.90
Step by Step Solution
- Step 1: Write the proportion equation
7,737,130.08 : 10,678,221.36 = 4,681,369.44 : x - Step 2: Convert to fraction form
7,737,130.08/10,678,221.36 = 4,681,369.44/x - Step 3: Cross multiply
7,737,130.08x = 10,678,221.36 × 4,681,369.44 - Step 4: Simplify right side
7,737,130.08x = 49,988,699,148,259.24 - Step 5: Solve for x
x = 49,988,699,148,259.24/7,737,130.08 - Step 6: Final answer
x = 6,460,883.90
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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.