Finding the Fourth Proportional to 8,081,735.98, 11,153,055.88 and 4,596,985.42
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Solution
The fourth proportional to 8,081,735.98, 11,153,055.88 and 4,596,985.42 is: 6,343,987.90
Step by Step Solution
- Step 1: Write the proportion equation
8,081,735.98 : 11,153,055.88 = 4,596,985.42 : x - Step 2: Convert to fraction form
8,081,735.98/11,153,055.88 = 4,596,985.42/x - Step 3: Cross multiply
8,081,735.98x = 11,153,055.88 × 4,596,985.42 - Step 4: Simplify right side
8,081,735.98x = 51,270,435,268,805.27 - Step 5: Solve for x
x = 51,270,435,268,805.27/8,081,735.98 - Step 6: Final answer
x = 6,343,987.90
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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.