Finding the Fourth Proportional to 6,737,747.60, 10,107,058.80 and 3,549,101.60
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Solution
The fourth proportional to 6,737,747.60, 10,107,058.80 and 3,549,101.60 is: 5,323,882.80
Step by Step Solution
- Step 1: Write the proportion equation
6,737,747.60 : 10,107,058.80 = 3,549,101.60 : x - Step 2: Convert to fraction form
6,737,747.60/10,107,058.80 = 3,549,101.60/x - Step 3: Cross multiply
6,737,747.60x = 10,107,058.80 × 3,549,101.60 - Step 4: Simplify right side
6,737,747.60x = 35,870,978,558,374.09 - Step 5: Solve for x
x = 35,870,978,558,374.09/6,737,747.60 - Step 6: Final answer
x = 5,323,882.80
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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.