Finding the Fourth Proportional to 11,925,175.18, 16,466,971.98 and 11,539,548.22
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Solution
The fourth proportional to 11,925,175.18, 16,466,971.98 and 11,539,548.22 is: 15,934,475.96
Step by Step Solution
- Step 1: Write the proportion equation
11,925,175.18 : 16,466,971.98 = 11,539,548.22 : x - Step 2: Convert to fraction form
11,925,175.18/16,466,971.98 = 11,539,548.22/x - Step 3: Cross multiply
11,925,175.18x = 16,466,971.98 × 11,539,548.22 - Step 4: Simplify right side
11,925,175.18x = 190,021,417,200,598.91 - Step 5: Solve for x
x = 190,021,417,200,598.91/11,925,175.18 - Step 6: Final answer
x = 15,934,475.96
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1.5x scale
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.