Finding the Fourth Proportional to 21,348,609.95, 32,024,883.53 and 6,971,753.09
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Solution
The fourth proportional to 21,348,609.95, 32,024,883.53 and 6,971,753.09 is: 10,458,272.52
Step by Step Solution
- Step 1: Write the proportion equation
21,348,609.95 : 32,024,883.53 = 6,971,753.09 : x - Step 2: Convert to fraction form
21,348,609.95/32,024,883.53 = 6,971,753.09/x - Step 3: Cross multiply
21,348,609.95x = 32,024,883.53 × 6,971,753.09 - Step 4: Simplify right side
21,348,609.95x = 223,269,580,804,659.19 - Step 5: Solve for x
x = 223,269,580,804,659.19/21,348,609.95 - Step 6: Final answer
x = 10,458,272.52
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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.