Finding the Fourth Proportional to 9,918,319.23, 14,883,218.64 and 4,160,537.19
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Solution
The fourth proportional to 9,918,319.23, 14,883,218.64 and 4,160,537.19 is: 6,243,213.51
Step by Step Solution
- Step 1: Write the proportion equation
9,918,319.23 : 14,883,218.64 = 4,160,537.19 : x - Step 2: Convert to fraction form
9,918,319.23/14,883,218.64 = 4,160,537.19/x - Step 3: Cross multiply
9,918,319.23x = 14,883,218.64 × 4,160,537.19 - Step 4: Simplify right side
9,918,319.23x = 61,922,184,658,621.23 - Step 5: Solve for x
x = 61,922,184,658,621.23/9,918,319.23 - Step 6: Final answer
x = 6,243,213.51
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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.