Finding the Fourth Proportional to 7,637,663.35, 11,458,886.15 and 2,523,686.44
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Solution
The fourth proportional to 7,637,663.35, 11,458,886.15 and 2,523,686.44 is: 3,786,319.75
Step by Step Solution
- Step 1: Write the proportion equation
7,637,663.35 : 11,458,886.15 = 2,523,686.44 : x - Step 2: Convert to fraction form
7,637,663.35/11,458,886.15 = 2,523,686.44/x - Step 3: Cross multiply
7,637,663.35x = 11,458,886.15 × 2,523,686.44 - Step 4: Simplify right side
7,637,663.35x = 28,918,635,581,640.37 - Step 5: Solve for x
x = 28,918,635,581,640.37/7,637,663.35 - Step 6: Final answer
x = 3,786,319.75
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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.